Coleg Gwyddoniaeth a Pheirianneg
- Cyhoeddwyd
The unique centromeric chromatin structure of Schizosaccharomyces pombe is maintained during meiosis.
Mcfarlane, R. J., Smirnova, J. B. & McFarlane, R. J., 31 Mai 2002, Yn: Journal of Biological Chemistry. 277, 22, t. 19817-19822Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The ultimate opportunists: consumers of seston
Coma, R., Ribes, M., Gili, J. M. & Hughes, R. N., 10 Medi 2001, Yn: Marine Ecology Progress Series. 219, t. 305-308Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The transmission performance of 100Gb/s 32QAM WDM signals.
Tang, J. & Tang, J. M., 1 Ion 2003, 2003 gol. Unknown.Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
- Cyhoeddwyd
The transfer of natural resource management rights to local communities
Pollini, J., Hockley, N., Muttenzer, F. D., Ramamonjisoa, B. S. & Scales, I. R. (Golygydd), 6 Maw 2014, Conservation and Environmental Management in Madagascar. 2014 gol. Routledge, t. 172-192Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
The transcriptional programme of Salmonella enterica serovar Typhimurium reveals a key role for tryptophan metabolism in biofilms.
Hamilton, S., Bongaerts, R. J., Mulholland, F., Cochrane, B., Porter, J., Lucchini, S., Lappin-Scott, H. M. & Hinton, J. C., 11 Rhag 2009, Yn: BMC Genomics. 10, t. 599Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The trans-tissue pathway and chemical fate of C-14 photoassimilate in carrot taproot
Korolev, A., Tomos, A. D. & Farrar, J., 1 Awst 2000, Yn: New Phytologist. 147, 2, t. 299-306Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The trans-Himalayan flights of bar-headed geese (Anser indicus)
Hawkes, L. A., Balachandran, S., Nyambayar, B., Butler, P. J., Frappell, P. B., Milsom, W. K., Tseveenmyadag, N., Newman, S., Scott, G. R., Sathiyaselvam, P., Takekawa, J. T., Wikelski, M. & Bishop, C. M., 7 Meh 2011, Yn: PNAS. 108, 23, t. 9516-9519Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The toxicity of Irgarol 1051 and Sea-Nine 211 to the non-target macroalga Fucus serratus Linnaeus, with the aid of an image capture and analysis system.
Braithwaite, R. A. & Fletcher, R. L., 14 Medi 2005, Yn: Journal of Experimental Marine Biology and Ecology. 322, 2, t. 111-121Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The total synthesis of Goniofufurone
Murphy, P. J. & Dennison, S. T., 23 Gorff 1993, Yn: Tetrahedron. 49, 30, t. 6695-6700 6 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The tidal flux in the Firth of Forth
Elliott, A. J. & Neill, S. P., 1 Maw 2007, Yn: Proceedings of the Institution of Civil Engineers - Maritime Engineering. 160, 1, t. 25-32Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The tidal evolution of the NW European shelf seas from the Last Glacial Maximum to the present day: implications for the future.
Scourse, J. D., Uehara, K., Horsburgh, K., Lambeck, K. & Purcell, A., 1 Ion 2003.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
The threat of Peters’s Rock Agama (Agama picticauda) to reptile diversity across the Lesser Antilles
van den Burg, M., Wasilewski, J. A., Thorpe, R., Debrot, A. O., Daltry, J. C., Angin, B., Boman, E. M., Brannon, L., Corbett, E. A., Horrocks, J. A., Mukhida, F., Paranthoen, N., Pascoe, N. K., Petrovic, C., Verhoeven, A. & Yokoyama, M., 1 Chwef 2024, Yn: Animal Conservation. 27, 1, t. 1-4 4 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The systemic and local acute phase response following acute brain injury.
Wilcockson, D. C., Campbell, S. J., Anthony, D. C. & Perry, V. H., 1 Maw 2002, Yn: Journal of Cerebral Blood Flow and Metabolism. 22, 3, t. 318-326Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis, molecular structure and fluxional properties of the 1-phenylpropyne complex WI2(CO){Ph2P(CH2)PPh2}(eta(2)-MeC2Ph)
Baker, P. K., Beckett, M. A., Drew, M. G. B., Godinho, S., Robertson, N. & Underhill, A. E., 1998, Yn: Inorganica Chimica Acta. 279, 1, t. 65-68 4 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of α-mycolic acids of M.tuberculosis with alternative cyclopropane stereochemistries
Don Lawson, C., Maza-Iglesias, M., Sirhan, M. M., Al-Dulayymi, J. & Baird, M., 2017, Yn: SynOpen. 01, 01, t. 0103-0116 13 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of trans-alkene-containing mycolic acids
Koza, G., Schubert-Rowles, R., Theunissen, C., Al-Dulayymi, J. & Baird, M. S., 30 Rhag 2009, Yn: Tetrahedron Letters. 50, 52, t. 7259-7262Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of trans-alkene containing mycolic acids and related sugar esters
Ali, H., Koza, G., Hameed, R., Rowles, R., Davies, C., Al-Dulayymi, J. R., Gwenin, C. & Baird, M., 10 Tach 2016, Yn: Tetrahedron. 72, 45, t. 7143-7158 15 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of mycobacterial ketomycolic acids containing cis-cyclopropanes.
Koza, G., Theunissen, C., Al-Dulayymi, J. & Baird, M. S., 5 Rhag 2009, Yn: Tetrahedron. 65, 49, t. 10214-10229Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of meromycolic acids from mycobacterial wax esters
Al-Dulayymi, J., Baird, M. S., Roberts, E. & Minnikin, D. E., 18 Rhag 2006, Yn: Tetrahedron. 62, 51, t. 11867-11880Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of single enantiomers of a meromycolic acid
Al Dulayymi, J., Baird, M. & Roberts, E., 2 Medi 2000, Yn: Tetrahedron Letters. 41, 36, t. 7107-7110 4 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of one enantiomer of the α-methyl-trans-cyclopropane unit of mycolic acids
Al-Dulayymi, J., Baird, M., Mohammed, H., Roberts, E. & Clegg, W., 15 Mai 2006, Yn: Tetrahedron. 62, 20, t. 4851-4862Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of methoxy and keto mycolic acids containing methyl-trans-cyclopropanes
Koza, G., Muzael, M., Schubert-Rowles, R. R., Theunissen, C., Al-Dulayymi, J. & Baird, M. S., 29 Gorff 2013, Yn: Tetrahedron. 69, 30, t. 6285-6296Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of both enantiomers of lactobacillic acid and mycolic acid analogues.
Coxon, G., Knobl, S., Roberts, E., Baird, M., Al Dulayymi, J., Besra, G., Brennan, P. & Minnikin, D., 3 Medi 1999, Yn: Tetrahedron Letters. 40, 36, t. 6689-6692 4 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of an analogue of the locust CRF-like diuretic peptide, and the biological activities of this and some C-terminal fragments.
Goldsworthy, G. J., Chung, J. S., Simmonds, S. J., Tatari, M., Varouni, S. & Poulos, C. P., 1 Hyd 2003, Yn: Peptides. 24, 10, t. 1607-1613Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of a single enantiomer of a major α-mycolic acid of M. tuberculosis
Al-Dulayymi, J., Baird, M. S. & Roberts, E., 12 Rhag 2005, Yn: Tetrahedron. 61, 50, t. 11939-11951Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of a single enantiomer of a major a-mycolic acid of Mycobacterium tuberculosis
Al-Dulayymi, J., Baird, M. S. & Roberts, E., 1 Ion 2003, Yn: Chemical Communications. 2, t. 228-229Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of a major α′-mycolic acid of Mycobacterium smegmatis.
Muzael, M., Koza, G., Al-Dulayymi, J. & Baird, M. S., 1 Medi 2010, Yn: Chemistry and Physics of Lipids. 163, 7, t. 678-684Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis of (11R,12S)-lactobacillic acid and its enantionmer.
Coxon, G. D., Al-Dulayymi, J., Baird, M. S., Knobl, S., Roberts, E. & Minnikin, D. E., 2 Mai 2003, Yn: Tetrahedron Asymmetry. 14, 9, t. 1211-1222Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis and characterisation of a poly (maleimide ether) containing pendent thiophene rings
Edge, S., Charlton, A., Varma, K. S., Underhill, A., Hansen, T. K., Becher, J. & Kathirgamanathan, P., 1992, Yn: Journal of Polymer Science Part A: Polymer Chemistry. 30, 13, t. 2773-2780Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The synthesis and biological activity of the marine metabolite cylindrospermopsin
Murphy, P. J. & Thomas, C. W., 1 Medi 2001, Yn: Chemical Society Reviews. 30, 5, t. 303-312Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The sweet and the bitter: Intertwined positive and negative social impacts of a biodiversity offset
Bidaud, C., Schreckenberg, K., Rabeharison, M., Ranjatson, P., Gibbons, J. & Jones, J. P. G., 2017, Yn: Conservation & Society. 15, 1, t. 1-13Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The sustainability of rice‐crayfish coculture systems: a mini review of evidence from Jianghan plain in China
Hou, J., Styles, D., Cao, Y. & Ye, X., 1 Gorff 2021, Yn: Journal of the Science of Food and Agriculture. 101, 9, t. 3843-3853 11 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The supplementation of a prebiotic improves the microbial community in the gut and the skin of Atlantic salmon (Salmo salar)
Baumgärtner, S., James, J. & Ellison, A., 1 Awst 2022, Yn: Aquaculture Reports. 25, 101204.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The summer distribution of coastal minke whales (Balaenoptera acutorostrata) in the southern outer Moray Firth, NE Scotland, in relation to co-occurring mesoscale oceanographic features.
Tetley, M. J., Mitchelson-Jacob, E. G. & Robinson, K. P., 15 Awst 2008, Yn: Remote Sensing of the Environment. 112, 8, t. 3449-3454Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The structure of dissipation in the western Irish Sea front.
Simpson, J. H., Green, M., Rippeth, T. P., Osborn, T. R. & Nimmo-Smith, W. A., 1 Meh 2009, Yn: Journal of Marine Systems. 77, 4, t. 428-440Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The structure and functioning of the northern Baltic Sea ice assemblages along a salinity gradient from freshwater source to the open sea.
Kaartokallio, H., Granskog, M. A., Thomas, D. N., Ehn, J. & Kuosa, H., 1 Ion 2003.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
The structural and functional diversification of the Toxicofera reptile venom system
Wuster, W., Fry, B. G., Casewell, N. R., Wüster, W., Vidal, N., Young, B. & Jackson, T. N., 15 Medi 2012, Yn: Toxicon. 60, 4, t. 434-448Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The strategic significance of wastewater sources to pollutant phosphorus levels in English rivers and to environmental management for rural, agricultural and urban catchments
Neal, C., Jarvie, H. P., Withers, P., Whitton, B. A. & Neal, M., 1 Maw 2010, Yn: Science of the Total Environment. 408, 7, t. 1485-1500Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The stoichiometric dissociation constants of carbonic acid in seawater brines from 298 to 267 K
Papadimitriou, E., Loucaides, S., Rerolle, V., Kennedy, D., Achtberberg, E. P., Dickson, A. G., Mowlem, M. & Kennedy, H., 1 Ion 2018, Yn: Geochimica et Cosmochimica Acta. 220, t. 55-70Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The status of the world's land and marine mammals: diversity, threat, and knowledge.
Jenkins, R., Schipper, J., Chanson, J. S., Chiozza, F., Cox, N. A., Hoffman, M., Katariya, V., Lamoreux, J., Rodrigues, A. S., Stuart, S. N., Temple, H. J., Baille, J., Boitani, L., Lacher, T. E., Mittermeier, R. A., Smith, A. T., Absolon, D., Aguiar, J. M., Amori, G., Bakkour, N., Baldi, R., Berridge, R. J., Bielby, J., Black, P. A., Blanc, J. J., Brooks, T. M., Burton, J. A., Butynski, T. M., Catullo, G., Chapman, R., Cokeliss, Z., Collen, B., Conroy, J., Cooke, J. G., Da Fonseca, G. A., Derocher, A. E., Dublin, H. T., Duckworth, J. W., Emmons, L., Emslie, R. H., Festa-Biancet, M., Foster, M., Foster, S., Garshelis, D. L., Gates, C., Gimenez-Dixon, M., Gonzalez, S., Gonzalez-Maya, J., Good, T. C., Hammerson, G., Hammond, P. S., Happold, D., Happold, M., Hare, J., Harris, R. B., Hawkins, C. E., Haywood, M., Heaney, L. R., Hedges, S., Helgen, K. M., Hilton-Taylor, C., Hussain, S. A., Ishii, N., Jefferson, T. A., Jenkins, R. K., Johnston, C. H., Keith, M., Kingdon, J., Knox, D. H., Kovacs, K. M., Langhammer, P., Leus, K., Lewison, R., Lichtenstein, G., Lowry, L. F., Macavoy, Z., Mace, G. M., Mallon, D. P., Masi, M., McKnight, M. W., Medellin, R. A., Medici, P., Mills, G., Moehlman, P. D., Molur, S., Mora, A., Nowell, K., Oates, J. F., Olech, W., Oliver, W. R., Opera, M., Patterson, B. D., Perrin, W. F., Polidoro, B. A., Pollock, C., Powel, A., Protas, Y., Racey, P., Ragle, J., Ramani, P., Rathbun, G., Reeves, R. R., Reilly, S. B., Reynolds, J. E., Rondinini, C., Rosell-Ambal, R. G., Rulli, M., Rylands, A. B., Savini, S., Schank, C. J., Sechrest, W., Self-Sullivan, C., Shoemaker, A., Sillero-Zubiri, C., De Silva, N., Smith, D. E., Srinivasulu, C., Stephenson, P. J., Van Strien, N., Talukdar, B. K., Taylor, B. L., Timmins, R., Tirira, D. G., Tognelli, M. F., Tsytsulina, K., Veiga, L. M., Vie, J. C., Williamson, E. A., Wyatt, S. A., Xie, Y. & Young, B. E., 10 Hyd 2008, Yn: Science. 322, 5899, t. 225-230Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The status of Arctic charr Salvelinus alpinus in Britain and Ireland.
Maitland, P. S., Winfield, I. J., McCarthy, I. D. & Igoe, F., 1 Maw 2007, Yn: Ecology of Freshwater Fish. 16, 1, t. 6-19Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The statistical design of feeding experiments
Ruohonen, K., Kettunen, J., King, J. W., Houlihan, D. (Golygydd), Boujard, T. (Golygydd) & Jobling, M. (Golygydd), 1 Ion 2001, Feed Intake in Fish. 2001 gol. Blackwell Scientific, t. 88-107Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
The spread of genetic constructs in natural insect populations.
Braig, H. R., Yan, G., Letourneau, D. K. (Golygydd) & Burrows, B. E. (Golygydd), 1 Ion 2002, Genetically Engineered Organisms: Assessing Environmental and Human Health Effects. 2002 gol. CRC Press, t. 251-314Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
The spotted gar genome illuminates vertebrate evolution and facilitates human-teleost comparisons
Braasch, I., Gehrke, A. R., Smith, J. J., Kawasaki, K., Manousaki, T., Pasquier, J., Amores, A., Desvignes, T., Batzel, P., Catchen, J., Berlin, A. M., Campbell, M. S., Barrell, D., Martin, K. J., Mulley, J. F., Ravi, V., Lee, A. P., Nakamura, T., Chalopin, D., Fan, S., Wcisel, D., Cañestro, C., Sydes, J., Beaudry, F. E., Sun, Y., Hertel, J., Beam, M. J., Fasold, M., Ishiyama, M., Johnson, J., Kehr, S., Lara, M., Letaw, J. H., Litman, G. W., Litman, R. T., Mikami, M., Ota, T., Saha, N. R., Williams, L., Stadler, P. F., Wang, H., Taylor, J. S., Fontenot, Q., Ferrara, A., Searle, S. M., Aken, B., Yandell, M., Schneider, I., Yoder, J. A., Volff, J., Meyer, A., Amemiya, C. T., Venkatesh, B., Holland, P. W., Guiguen, Y., Bobe, J., Shubin, N. H., Di Palma, F., Alföldi, J., Lindblad-Toh, K. & Postlethwait, J. H., 7 Maw 2016, Yn: Nature Genetics.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The spatial ecology of Rajidae from mark-recapture tagging and its implications for assessing fishery interactions and efficacy of Marine Protected Areas
Simpson, S., Humphries, N. E. & Sims, D. W., 1 Awst 2020, Yn: Fisheries Research. 228, 105569.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The sorption of water vapour by anhydride modified softwood
Hill, C., Papadopoulos, A. N. & Hill, C. A., 1 Rhag 2003, Yn: Wood Science and Technology. 37, 3-4, t. 221-231Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The sorption of Volatile Organic Compounds (VOCS) by modified MDF panels and effects on mould colonisation and growth
Stefanowski, B. K., Stefanowski, B., Curling, S. F. & Ormondroyd, G. A., 7 Hyd 2015, t. 175-184.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
The solid-state partitioning of contaminant metals and As in river channel sediments of the mining affected Tisa drainage basin, northwestern Romania and eastern Hungary
Bird, G., Brewer, P., Macklin, M., Balteanu, D., Driga, B., Serban, M. & Zaharia, S., 1 Ion 2003, Yn: Applied Geochemistry. 18, 10, t. 1583-1595Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The soil microbial community and plant biomass differentially contribute to the retention and recycling of urinary-N in grasslands
Reay, M. K., Marsden, K., Powell, S., Rivera, L. M., Chadwick, D., Jones, D. L. & Evershed, R. P., 1 Mai 2023, Yn: Soil Biology and Biochemistry. 180, 109011.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The smalleye stingray Dasyatis microps (Myliobatiformes: Dasyatidae) in the Gulf
Moore, A., 2010, Yn: Zoology in the Middle East. 49, t. 101-103Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid