Porth Ymchwil

Coleg Gwyddoniaeth a Pheirianneg

5601 - 5650 o blith 11,237Maint y tudalen: 50
Trefnu yn ôl: Blwyddyn gyhoeddi
  1. 2013
  2. Cyhoeddwyd

    Homo- and heterometallic planes, chains and cubanes

    Meally, S. T., Taylor, S. M., Brechin, E. K., Piligkos, S. & Jones, L. F., 2013, Yn: Dalton Transactions. 42, 28, t. 10315-10325

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Identifying Foraging Behaviour of Wild Bottlenose Dolphins (Tursiops truncatus) and Harbour Porpoises (Phocoena phocoena) with Static Acoustic Dataloggers

    Nuuttila, H. K., Meier, R., Evans, P. G. H., Turner, J. R., Bennell, J. D. & Hiddink, J. G., 2013, Yn: Aquatic Mammals. 39, 2, t. 147-161

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  4. Cyhoeddwyd

    Interpreting in Virtual Reality: designing and developing a 3D virtual world to prepare interpreters and their clients for professional practice

    Braun, S., Slater, C., Gittins, R., Ritsos, P. D. & Roberts, J. C., 2013, New Prospects and Perspectives for Educating Language Mediators. Kiraly, D., Hansen-Schirra, S. & Maksymski, K. (gol.). Tuebingen : Gunter Narr, t. 93-120 28 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad Pennod Arall › adolygiad gan gymheiriaid

  5. Cyhoeddwyd
  6. Cyhoeddwyd

    Multivalent glycoconjugates as anti-pathogenic agents

    Bernardi, A., Jimenez-Barbero, J., Casnati, A., De Castro, C., Darbre, T., Fieschi, F., Finne, J., Funken, H., Jaeger, K.-E., Lahmann, M., Lindhorst, T. K., Marradi, M., Messner, P., Molinaro, A., Murphy, P. V., Nativi, C., Oscarson, S., Penades, S., Peri, F., Pieters, R. J., Renaudet, O., Reymond, J.-L., Richichi, B., Rojo, J., Sansone, F., Schaeffer, C., Turnbull, W. B., Velasco-Torrijos, T., Vidal, S., Vincent, S., Wennekes, T., Zuilhof, H. & Imberty, A., 2013, Yn: Chemical Society Reviews. 42, 11, t. 4709-4727

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  7. Cyhoeddwyd

    Photonic biosensors in detection of Haemoglobin and DNA: Invited Paper

    Chen, X., Burt, J. & Spencer, P., 2013.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  8. Cyhoeddwyd

    Potentially harmful elements (PHEs) in scalp hair, soil and metallurgical wastes in Mitrovica, Kosovo: The role of oral bioaccessibility and mineralogy in human PHE exposure

    Boisa, N., Bird, G., Brewer, P. A., Dean, J. R., Entwistle, J. A., Kemp, S. & Macklin, M. G., 2013, Yn: Environment International. 60, t. 56-70

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  9. Cyhoeddwyd

    Record-high and robust capacity versus reach performance of adaptive real-time dual-band optical OFDM signals for upgrading legacy MMF systems

    Hugues-Salas, E., Zhang, Q. W., Giddings, R. P., Wang, M. & Tang, J. M., 2013, Future Network and Mobile Summit (FutureNetworkSummit), 2013. t. 1-10 10 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid

  10. Cyhoeddwyd

    Redescription of Aetobatus flagellum (Bloch & Schneider, 1801), an endangered eagle ray (Myliobatoidea: Myliobatidae) from the Indo–West Pacific

    White, W. & Moore, A., 2013, Yn: Zootaxa. 3752, 1, t. 199-213

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  11. Cyhoeddwyd

    The Simulation of Nearshore Wave Energy Converters and their Associated Impacts around the Outer Hebrides

    Christie, D., 2013.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  12. Cyhoeddwyd

    The maintenance of the subsurface chlorophyll maximum in the stratified western Irish Sea

    Williams, C., Sharples, J., Green, M., Mahaffey, C. & Rippeth, T., 2013, Yn: Limnology and Oceanography - Fluids and Environment. 3, 1, t. 61-73

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  13. Cyhoeddwyd

    The utility of relative environmental suitability (RES) modelling for predicting distributions of seabirds in the North Atlantic

    Watson, H., Hiddink, J. G., Hobbs, M. J., Brereton, T. M. & Tetley, M. J., 2013, Yn: Marine Ecology Progress Series. 485, t. 259-273

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  14. Cyhoeddwyd

    Training Interpreters Using Virtual Worlds

    Ritsos, P. D., Gittins, R., Braun, S., Slater, C. & Roberts, J. C., 2013, Transactions on Computational Science XVIII. Springer Berlin Heidelberg, Cyfrol 7848. t. 21-40

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

  15. Cyhoeddwyd

    Tutorial: Real-time digital signal processing for future optical access networks

    Giddings, R., 2013, Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013. t. 1-116 116 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid

  16. Cyhoeddwyd

    Upstream Power Budgets of IMDD Optical OFDMA PONs Incorporating RSOA Intensity Modulator-Based Colorless ONUs

    Jin, X. Q., Groenewald, J., Hugues-Salas, E., Giddings, R. P. & Tang, J. M., 2013, Yn: Journal of Lightwave Technology. 31, 12, t. 1914-1920 7 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  17. Cyhoeddwyd

    WAVE MODELLING FOR POTENTIAL WAVE ENERGY SITES AROUND THE OUTER HEBRIDES

    Greenwood, C. E., Venugopal, V., Christie, D., Morrison, J. & Vogler, A., 2013

    Allbwn ymchwil: Llyfr/Adroddiad › Llyfr › adolygiad gan gymheiriaid

  18. Cyhoeddwyd

    Water masses, mixing, and the flow of dissolved organic carbon through the Irish Sea

    Bowers, D., Roberts, E., White, M. & Moate, B., 2013, Yn: Continental Shelf Research. 58, t. 12-20

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  19. Cyhoeddwyd
  20. Cyhoeddwyd

    What desirable changes in the properties of the energy crop, Miscanthus are caused by white rot fungi?

    Charlton, A., Hale, M. & Baker, P., 2013.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Murlen › adolygiad gan gymheiriaid

  21. Cyhoeddwyd

    Evaluation of spatial contamination patterns for norovirus and faecal indicator bacteria near to a coastal sewage discharge using Mytilus edulis as biosentinels

    Winterbourn, J. B., Clements, K., Malham, S., McDonald, J. & Jones, D. L., Ion 2013, 92 McLeod et al (eds.). Proc. 9th Int. Conf. Molluscan Shellfish Safety . t. 89-92

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd

  22. Cyhoeddwyd

    Identification of 100 fundamental ecological questions

    Sutherland, W. J., Freckleton, R. P., Godfray, H. C. J., Beissinger, S. R., Benton, T., Cameron, D. D., Carmel, Y., Coomes, D. A., Coulson, T., Emmerson, M. C., Hails, R. S., Hays, G. C., Hodgson, D. J., Hutchings, M. J., Johnson, D., Jones, J. P. G., Keeling, M. J., Kokko, H., Kunin, W. E., Lambin, X., Lewis, O. T., Malhi, Y., Mieszkowska, N., Milner-Gulland, E. J., Norris, K., Phillimore, A. B., Purves, D. W., Reid, J. M., Reuman, D. C., Thompson, K., Travis, J. M. J., Turnbull, L. A., Wardle, D. A. & Wiegand, T., Ion 2013, Yn: Journal of Ecology. 101, 1, t. 58-67

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  23. Cyhoeddwyd

    Oligopeptides Represent a Preferred Source of Organic N Uptake: a global phenomenon?

    Farrell, M., Hill, P., DeLuca, T., Roberts, P., Kielland, K., Dahlgren, R., Murphy, D. V., Hobbs, P. J., Bardgett, R. D. & Jones, D. L., Ion 2013, Yn: Ecosystems. 16, 1, t. 133-145

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  24. Cyhoeddwyd

    A Comparison of Tidal Conversion Parameterizations for Tidal Models

    Green, J. A. & Nycander, J., 1 Ion 2013, Yn: Journal of Physical Oceanography. 43, 1, t. 104-119

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  25. Cyhoeddwyd

    A likelihood framework analysis of an island radiation: phylogeography of the Lesser Antillean gecko Sphaerodactylus vincenti, in comparison with the anole Anolis roquet

    Surget-Groba, Y. & Thorpe, R. S., 1 Ion 2013, Yn: Journal of Biogeography. 40, 1, t. 105-116

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  26. Cyhoeddwyd

    An embodied approach to arthropod animation

    Ap-Cenydd, L., Teahan, W. J. & Computer Animation and Virtual Worlds, [. V. (Golygydd), 1 Ion 2013, Yn: Computer Animation and Virtual Worlds. 24, 1, t. 65-83

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  27. Cyhoeddwyd

    Best practices: in the 21st Century, taxonomic decisions in herpetology are acceptable only when supported by a body of evidence and published via peer-review

    Wuster, W., Kaiser, H., Crother, B. I., Kelly, C. M., Luiselli, L., O’Shea, M., Ota, H., Passos, P., Schleip, W. D. & Wüster, W., 1 Ion 2013, Yn: Herpetological Review. 44, t. 8-23

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  28. Cyhoeddwyd

    Grazing effects on microbial community composition, growth and nutrient cycling in salt marsh and sand dune grasslands

    Ford, H., Rousk, J., Garbutt, A., Jones, L. & Jones, D. L., 1 Ion 2013, Yn: Biology and Fertility of Soils. 49, 1, t. 89-98

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  29. Cyhoeddwyd

    Metagenomic analysis of hadopelagic microbial assemblages thriving at the deepest part of Mediterranean Sea, Matapan-Vavilov Deep

    Smedile, F., Messina, E., La Cono, V., Tsoy, O., Monticelli, L. S., Borghini, M., Giuliano, L., Golyshin, P. N., Mushegian, A. & Yakimov, M. M., 1 Ion 2013, Yn: Environmental Microbiology. 15, 1, t. 167-182

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  30. Cyhoeddwyd

    Modelling and Controlling Hydropower Plants

    Munoz-Hernandez, G. A., Mansoor, S. P. & Jones, I. D., 1 Ion 2013, Springer.

    Allbwn ymchwil: Llyfr/Adroddiad › Llyfr

  31. Cyhoeddwyd

    QTLs associated with root traits increase yield in upland rice when transferred through marker-assisted selection

    Steele, K. A., Price, A. H., Witcombe, J. R., Shrestha, R., Singh, B. N., Gibbons, J. M. & Virk, D. S., 1 Ion 2013, Yn: Theoretical and Applied Genetics. 126, 1, t. 101-108

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  32. Cyhoeddwyd

    Quaternary sea level and palaeotidal changes: a review of impacts on, and responses of, the marine biosphere

    Scourse, J. D., 1 Ion 2013, Oceanography and Marine Biology - An Annual Review 51. 2013 gol. CRC Press, t. 1-70

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

  33. Cyhoeddwyd

    Specific Detection and Localization of Microsporidian Parasites in Invertebrate Hosts by Using In Situ Hybridization

    Dubuffet, A., Smith, J. E., Solter, L., Perotti, M. A., Braig, H. R. & Dunn, A. M., 1 Ion 2013, Yn: Applied and Environmental Microbiology. 79, 1, t. 385-388

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  34. Cyhoeddwyd

    The conservation status of the world’s reptiles

    Böhm, M., Collen, B., Baillie, J. E., Bowles, P., Chanson, J., Cox, N., Hammerson, G., Hoffmann, M., Livingstone, S. R., Ram, M., Rhodin, A. G., Stuart, S. N., van Dijk, P. P., Young, B. E., Afuang, L. E., Aghasyan, A., García, A., Aguilar, C., Ajtic, R., Akarsu, F., Alencar, L. R., Allison, A., Ananjeva, N., Anderson, S., Andrén, C., Ariano-Sánchez, D., Arredondo, J. C., Auliya, M., Austin, C. C., Avci, A., Baker, P. J., Barreto-Lima, A. F., Barrio-Amorós, C. L., Basu, D., Bates, M. F., Batistella, A., Bauer, A., Bennett, D., Böhme, W., Broadley, D., Brown, R., Burgess, J., Captain, A., Carreira, S., del Rosario Castañeda, M., Castro, F., Catenazzi, A., Cedeño-Vázquez, J. R., Chapple, D. G., Cheylan, M., Cisneros-Heredia, D. F., Cogalniceanu, D., Cogger, H., Corti, C., Costa, G. C., Couper, P. J., Courtney, T., Crnobrnja-Isailovic, J., Crochet, P. A., Crother, B., Cruz, F., Daltry, J. C., Daniels, R. J., Das, A., de Silva, A., Diesmos, A. C., Dirksen, L., Doan, T. M., Dodd Jr., C. K., Doody, J. S., Dorcas, M. E., de Barros Filho, J. D., Egan, V. T., El Mouden, E. H., Embert, D., Espinoza, R. E., Fallabrino, A., Feng, X., Feng, S. J., Fitzgerald, L., Flores-Villela, O., França, F. G., Frost, D., Gadsden, H., Gamble, T., Ganesh, S. R., Garcia, M. A., García-Pérez, J. E., Gatuscm, J., Gaulke, M., Geniez, P., Georges, A., Gerlach, J., Goldberg, S., Gonzale, J. C., Gower, D. J., Grant, T., Greenbaum, E., Grieco, C., Guo, P., Hamilton, A. M., Hare, K., Hedges, S. B., Heideman, N., Hilton-Taylor, C., Hitchmough, R., Hollingsworth, B., Hutchinson, M., Ineich, I., Iverson, J., Jaksic, F. M., Jenkins, R., Joger, U., Jose, R., Kaska, Y., Kaya, U., Keogh, J. S., Köhler, G., Kuchling, G., Kumlutaş, Y., Kwet, A., La Marca, E., Lamar, W., Lane, A., Lardner, B., Latta, C., Latta, G., Lau, M., Lavin, P., Lawson, D., LeBreton, M., Lehr, E., Limpus, D., Malhotra, A. & et al., [. V., 1 Ion 2013, Yn: Biological Conservation. 157, t. 372-385

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  35. Cyhoeddwyd

    Tree species diversity interacts with elevated CO2 to induce a greater root system response

    Smith, A. R., Lukac, M., Bambrick, M., Miglietta, F. & Godbold, D. L., 1 Ion 2013, Yn: Global Change Biology. 19, 1, t. 217-228

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  36. Cyhoeddwyd

    Using assisted colonisation to conserve biodiversity and restore ecosystem function under climate change

    Lunt, I. D., Byrne, M., Hellmann, J., Mitchell, N. J., Garnett, S. T., Hayward, M. W. & Martin, [. V., 1 Ion 2013, Yn: Biological Conservation. 157, t. 172-177

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  37. Cyhoeddwyd

    Dye-sensitized solar cells (DSSCs) based on poly(3-hexylthioacetate thiophene)

    Manji, A. J. & Murphy, P. J., 9 Ion 2013, Yn: International Journal of Physical Sciences. 8, 1, t. 16-26

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  38. Cyhoeddwyd

    Eco-hydrological requirements of dune slack vegetation and the implications of climate change

    Curreli, A., Wallace, H., Freeman, C., Hollingham, M., Stratford, C., Johnson, H. & Jones, L., 15 Ion 2013, Yn: Science of the Total Environment. 443, t. 910-919

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  39. Cyhoeddwyd

    Innovative Techniques for Estimating Illegal Activities in a Human-Wildlife-Management Conflict

    Cross, P., St. John, F. A. V., Khan, S. & Petroczi, A., 16 Ion 2013, Yn: PLoS ONE. 8, 1, t. e53681

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  40. Cyhoeddwyd

    Quantifying dissolved organic carbon concentrations in upland catchments using phenolic proxy measurements

    Peacock, M., Burden, A., Cooper, M., Dunn, C., Evans, C. D., Fenner, N., Freeman, C. G., Gough, R. S., Hughes, D., Hughes, S., Jones, T., Lebron, I., West, M. & Zieliński, P., 16 Ion 2013, Yn: Journal of Hydrology. 477, t. 251-260

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  41. Cyhoeddwyd

    Variable behavior in pycnocline mixing over shelf seas

    Palmer, M., Polton, J. A., Inall, M. E., Rippeth, T. P., Green, M., Sharples, J. & Simpson, J., 16 Ion 2013, Yn: Geophysical Research Letters. 40, 1, t. 161-166

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  42. Cyhoeddwyd

    Grammatical Herding

    Headleand, C. J. & Teahan, W. J., 22 Ion 2013, Yn: Journal of Computer Science and Systems Biology. 6, 2, t. 042-047

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  43. Cyhoeddwyd

    A New Direction for Biomining: Extraction of Metals by Reductive Dissolution of Oxidized Ores

    Johnson, D. B., Grail, B. M. & Hallberg, K. B., 30 Ion 2013, Yn: Minerals. 3, 1, t. 49-58

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  44. Cyhoeddwyd

    The family Ferroplasmaceae

    Golyshina, O., 31 Ion 2013, The Prokaryotes, 4th Edition. Rosenberg, E., DeLOng, E. F., Stackebrandt, E., Lory, S. & Thompson, F. (gol.). Springer, t. 29-34

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid

  45. Cyhoeddwyd
  46. Cyhoeddwyd

    Bacterial growth and respiration responses upon rewetting dry forest soils: Impact of drought-legacy

    Goeransson, H., Godbold, D. L., Rousk, J. & Jones, D. L., Chwef 2013, Yn: Soil Biology and Biochemistry. 57, t. 477-486

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  47. Cyhoeddwyd

    Blue mussel hatchery technology in Europe

    Kamermans, P., Galley, T., Boudry, P., Fuentes, J., McCombie, H., Batista, F. M., Blanco, A., Dominguez, L., Cornette, F., Pincot, L. & Beaumont, A., Chwef 2013, Advances in Aquaculture Hatchery Technology. Allan, G. & Burnell, G. (gol.). Woodhead Publishing Ltd, t. 339-373

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

  48. Cyhoeddwyd

    Modeling and simulation of laser cleaning of tapered micro-slots with different temporal pulses

    Yue, L., Wang, Z. & Li, L., Chwef 2013, Yn: Optics and Laser Technology. 45, t. 533-539

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  49. Cyhoeddwyd

    The importance of larval supply, larval habitat selection and post-settlement mortality in determining intertidal adult abundance of the invasive gastropod Crepidula fornicata

    Bohn, K., Richardson, C. A. & Jenkins, S. R., Chwef 2013, Yn: Journal of Experimental Marine Biology and Ecology. 440, t. 132-140

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  50. Cyhoeddwyd

    Assessment of potential climate change impacts on peatland dissolved organic carbon release and drinking water treatment from laboratory experiments

    Hughes, D. D., Tang, R., Clark, J. M., Bond, T., Graham, N., Hughes, D. & Freeman, C., 1 Chwef 2013, Yn: Environmental Pollution. 173, t. 270-277

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  51. Cyhoeddwyd

    Phylogeography of the widespread African puff adder (Bitis arietans) reveals multiple Pleistocene refugia in southern Africa

    Barlow, A., Baker, K., Hendry, C. R., Peppin, L., Phelps, T., Tolley, K. A., Wüster, C. E. & Wuster, W., 1 Chwef 2013, Yn: Molecular Ecology. 22, 4, t. 1134-1157

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

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