1. Cyhoeddwyd

   Structure and properties of amorphous uranium dioxide

   Middleburgh, S., Lee, B. & Rushton, M., 1 Ion 2021, Yn: Acta Materialia. 202, t. 366-375

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

2. Cyhoeddwyd

   Structure and evolutionary trace-assisted screening of a residue swapping the substrate ambiguity and chiral specificity in an esterase

   Cea-Rama, I., Coscolín, C., Katsonis, P., Bargiela, R., Golyshin, P., Lichtarge, O., Ferrer, M. & Sanz-Aparicio, J., 2021, Yn: Computational and Structural Biotechnology Journal. 19, t. 2307-2317 11 t.

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

3. Cyhoeddwyd

   Structure and activity of the cold-active and anion-activated carboxyl esterase OLEI01171 from the oil-degrading marine bacterium Oleispira antarctica

   Lemak, S., Tchigvintsev, A., Petit, P., Flick, R., Singer, A. U., Brown, G., Evdokimova, E., Egorova, O., Gonzalez, C. F., Chernikova, T. N., Yakimov, M. M., Kube, M., Reinhardt, R., Golyshin, P. N., Savchenko, A. & Yakunin, A. F., 15 Gorff 2012, Yn: Biochemical Journal. 445, 2, t. 193-203

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

4. Cyhoeddwyd

   Structural properties of the peroxisomal acetyl-CoA synthetase ACN1 from Arabidopsis.

   Hooks, M., Nicholl, S., Grossman, G., McCullough, B. & Murphy, L. M., 1 Gorff 2008, t. S188.

   Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

5. Cyhoeddwyd

   Structural insights into hydrolytic defluorination of difluoroacetate by microbial fluoroacetate dehalogenases

   Khusnutdinova, A. N., Batyrova, K., Brown, G., Fedorchuck, T., Chai, Y. S., Skarina, T., Flick, R., Petit, A-P., Savchenko, A., Stogios, P. & Yakunin, A., Hyd 2023, Yn: Febs Journal. 290, 20, t. 4966-4983 18 t.

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

6. Cyhoeddwyd

   Structural characterization of lichenysin A components by fast atom bombardment tandem mass spectrometry

   Yakimov, M. M., Abraham, W. R., Meyer, H., Laura Giuliano & Golyshin, P. N., 18 Mai 1999, Yn: Biochimica et Biophysica Acta (BBA). 1438, 2, t. 273-80 8 t.

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

7. Cyhoeddwyd

   Structural characterization of N-glycans from the freshwater snail Biomphalaria glabrata cross-reacting with Schistosoma mansoni glycoconjugates.

   Lehr, T., Geyer, H., Maass, K., Doenhoff, M. J. & Geyer, R., 1 Ion 2007, Yn: Glycobiology. 17, 1, t. 82-103

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

8. Cyhoeddwyd

   Structural biocomposites from flax - Part I: Effect of bio-technical fibre modification on composite properties.

   Hughes, J. M., Stuart, T., Liu, Q., Hughes, M., McCall, R. D., Sharma, H. S. & Norton, A., 1 Maw 2006, Yn: Composites Part A - Applied Science and Manufacturing. 37, 3, t. 393-404

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

9. Cyhoeddwyd

   Structural and thermal studies of non-metal cation pentaborate salts with cations derived from 1,5-diazobicyclo[4.3.0]non-5-ene, 1,8-diazobicyclo[5.4.0]undec-7-ene and 1,8-bis(dimethylamino)naphthalene

   Kreuziger, A., Beckett, M. A., Horton, P. N., Coles, S. J., Kose, D. A. & Kreuziger, A. M., 17 Maw 2012, Yn: Polyhedron. 38, 1, t. 157-161

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

10. Cyhoeddwyd

    Structural and physicochemical characterization of hemicelluloses isolated by alkaline peroxide from barley straw.

    Sun, R., Fowler, P. A., Sun, R. C., Sun, X. F., Liu, G. Q., Fowler, P. & Tomkinson, J., 1 Chwef 2002, Yn: Polymer International. 51, 2, t. 117-124

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

11. Cyhoeddwyd

    Structural and physico-chemical characterization of lignins solubilized during alkaline peroxide treatment of barley straw.

    Fowler, P. A., Sun, R., Sun, R. C., Sun, X. F., Fowler, P. & Tomkinson, J., 1 Gorff 2002, Yn: European Polymer Journal. 38, 7, t. 1399-1407

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

12. Cyhoeddwyd

    Structural and functional characterization of a ruminal β-glycosidase defines a novel subfamily of glycosyl hydrolase family 3 with permuted domain topology

    Ramirez-Escudero, M., del Pozo, M. V., Marin-Navarro, J., Gonzalez, B., Golyshin, P., Polaina, J., Ferrer, M. & Sanz-Aparico, J., 11 Tach 2016, Yn: Journal of Biological Chemistry. 291, t. 24200-24214

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

13. Cyhoeddwyd

    Structural and biochemical insights into CRISPR RNA processing by the Cas5c ribonuclease SMU1763 from Streptococcus mutans

    Lemak, S., Serbanescu, M. A., Khusnutdinova, A. N., Ruszkowski, M., Beloglazova, N., Xu, X., Brown, G., Cui, H., Tan, K., Joachimiak, A., Cvitkovitch, D. G., Savchenko, A. & Yakunin, A., Tach 2021, Yn: Journal of Biological Chemistry. 297, 5, 101251.

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

14. Cyhoeddwyd

    Structural Variation of Lignin and Lignin−Carbohydrate Complex in Eucalyptus grandis × E. urophylla during Its Growth Process

    Zhao, B-C., Chen, B-Y., Yang, S., Yuan, T-Q., Charlton, A. & Sun, R-C., 2017, Yn: ACS Sustainable Chemistry & Engineering. 5, 1, t. 1113-1122

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

15. Cyhoeddwyd

    Structural Insights into Polymorphic ABO Glycan Binding by Helicobacter pylori

    Moonens, K., Gideonsson, P., Subedi, S., Bugaytsova, J., Romaõ, E., Mendez, M., Nordén, J., Fallah, M., Rakhimova, L., Shevtsova, A., Lahmann, M., Castaldo, G., Brännström, K., Coppens, F., Lo, A. W., Ny, T., Solnick, J. V., Vandenbussche, G., Oscarson, S., Hammarström, L., Arnqvist, A., Berg, D. E., Muyldermans, S., Borén, T. & Remaut, H., 13 Ion 2016, Yn: Cell Host and Microbe. 19, 1, t. 55-66

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

16. Cyhoeddwyd

    Structural Flexibility in Hydrated Proteins.

    Bone, S., 14 Awst 2008, Yn: Journal of Physical Chemistry B. 112, 32, t. 10071-10075

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

17. Cyhoeddwyd

    Structural Design of Robust and Biocompatible Photonic Hydrogels from an In Situ Cross-Linked Hyperbranched Polymer System

    Zhang, J., Yong, H., A, S., Xu, Q., Lyu, J., Gao, Y., Zeng, M., Zhou, D., Yu, Z., Tai, H. & Wang, W., 11 Medi 2018, Yn: Chemistry of Materials. 30, 17, t. 6091-6098

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

18. Cyhoeddwyd

    Structural (XRD) and thermal (DSC,TGA) and BET analysis of materials derived from non-metal cation pentaborate salts

    Beckett, M. A., Horton, P. N., Hursthouse, M. B., Knox, D. A. & Timmis, J. L., 11 Maw 2010, Yn: Dalton Transactions. 39, 16, t. 3944-3951

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

19. Cyhoeddwyd

    Structural (XRD) Characterization and an Analysis of H-Bonding Motifs in Some Tetrahydroxidohexaoxidopentaborate(1-) Salts of N-Substituted Guanidinium Cations

    Beckett, M., Coles, S. J., Horton, P. & Rixon, T., 6 Ebr 2023, Yn: Molecules. 28, 7, 15 t., 3273.

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

20. Cyhoeddwyd

    Strong divergent selection at multiple loci in two closely related species of ragworts adapted to high and low elevations on Mount Etna

    Wong, E. L. Y., Nevado, B., Osborne, O. G., Papadopulos, A. S. T., Bridle, J. R., Hiscock, S. J. & Filatov, D. A., Ion 2020, Yn: Molecular Ecology. 29, 2, t. 394-412 19 t.

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

21. Cyhoeddwyd

    Striving for success: an evaluation of local action to conserve red squirrels (Sciurus vulgaris) in Wales

    Halliwell, E. C., Shuttleworth, C., Wilberforce, L., Denman, H., Lloyd, I. & Cartmel, S., 2015, Red squirrels: Ecology, Conservation & Management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Hayward, M. W. (gol.). European Squirrel Initiative, t. 175-192

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

22. Cyhoeddwyd

    Stripping back the modern to reveal the Cenomanian-Turonian climate and temperature gradient underneath

    Laugie, M., Donnadieu, Y., Ladant, J-B., Green, M., Bopp, L. & Raisson, F., 5 Meh 2020, Yn: Climate of the Past. 16, 3, t. 953–971

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

23. Cyhoeddwyd

    Stress-induced immune changes in the oyster Crassostrea gigas.

    Lacoste, A., Malham, S. K., Gelebart, F., Cueff, A. & Poulet, S. A., 1 Ion 2002, Yn: Developmental and Comparative Immunology. 26, 1, t. 1-9

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

24. Cyhoeddwyd

    Stress-induced catecholamine changes in the hemolymph of the oyster Crassostrea gigas.

    Lacoste, A., Malham, S. K., Cueff, A. & Poulet, S. A., 1 Mai 2001, Yn: General and Comparative Endocrinology. 122, 2, t. 181-188

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

25. Cyhoeddwyd

    Stress resistance in two colonial ascidians from the Irish Sea: The recent invader Didemnum vexillum is more tolerant to low salinity than the cosmopolitan Diplosoma listerianum

    Groener, F., Lenz, M., Wahl, M. & Jenkins, S. R., 1 Rhag 2011, Yn: Journal of Experimental Marine Biology and Ecology. 409, 1-2, t. 48-52

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

26. Cyhoeddwyd

    Stress promotes maleness in hermaphroditic modular animals.

    Hughes, R. N., Manriquez, P. H., Bishop, J. D. & Burrows, M. T., 1 Medi 2003, Yn: Proceedings of the National Academy of Sciences of the USA. 100, 18, t. 10326-10330

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

27. Cyhoeddwyd

    Stress in the social context: a behavioural and eco-evolutionary perspective

    MacLeod, K., English, S., Ruuskanen, S. & Taborsky, B., 1 Awst 2023, Yn: Journal of Experimental Biology. 226, 15, jeb245829.

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

28. Cyhoeddwyd

    Stress and stress-induced neuroendocrine changes increase the susceptibility of juvenile oysters (Crassostrea gigas) to Vibrio splendidus.

    Lacoste, A., Jalabert, F., Malham, S. K., Cueff, A. & Poulet, S. A., 1 Mai 2001, Yn: Applied and Environmental Microbiology. 67, 5, t. 2304-2309

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

29. Cyhoeddwyd

    Strengthening recruitment of exploited scallops Pecten maximus with ocean warming.

    Shephard, S., Beukers-Stewart, B., Hiddink, J. G., Brand, A. R. & Kaiser, M. J., 1 Ion 2010, Yn: Marine Biology. 157, 1, t. 91-97

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

30. Cyhoeddwyd

    Strengthening farmers’ seed system in Nepal. How can it be achieved?

    Joshi, K. D., Rajbhandari, N. P. (gol.), Ransom, J. K. (gol.), Adikhari, K. (gol.) & Palmer, A. F. (gol.), 3 Rhag 2001.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

31. Cyhoeddwyd

    Strengthen causal models for better conservation outcomes for human well-being

    Cheng, S. H., McKinnon, M. C., Masuda, Y. J., Garside, R., Jones, K. W., Miller, D. C., Pullin, A. S., Sutherland, W. J., Augustin, C., Gill, D. A., Wongbusarakum, S. & Wilkie, D., 20 Maw 2020, Yn: PLoS ONE. 15, 3, t. e0230495

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

32. Cyhoeddwyd

    Streamwise turbulence modulation in non-uniform open-channel clay suspension flows

    de Vet, M. G. W., Fernandez, R., Baas, J. H., McCaffrey, W. D. & Dorrell, R. M., Awst 2023, Yn: Journal of Geophysical Research: Earth Surface. 128, 8, e2022JF006781.

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

33. Cyhoeddwyd

    Streamwater phosphorus and nitrogen across a gradient in rural-agricultural land use intensity.

    Jarvie, H. P., Withers, P. J., Bowes, M. J., Palmer-Felgate, E. J., Harper, D. M., Wasiak, K., Wasiak, P., Hodgkinson, R. A., Bates, A., Stoate, C., Neal, M., Wickham, H. D., Harman, S. A. & Armstrong, L. K., 1 Chwef 2010, Yn: Agriculture, Ecosystems and Environment. 135, 4, t. 238-252

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

34. Cyhoeddwyd

    Stream-bed phosphorus in paired catchments with different agricultural land use intensity.

    Palmer-Felgate, E. J., Jarvie, H. P., Withers, P. J., Mortimer, R. J. & Krom, M. D., 1 Tach 2009, Yn: Agriculture, Ecosystems and Environment. 134, 1-2, t. 53-66

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

35. Cyhoeddwyd

    Stream metabolism and the open diel oxygen method: Principles, practice, and perspectives

    Demars, B. O., Thompson, J. & Manson, J. R., Gorff 2015, Yn: Limnology and Oceanography: Methods. 13, 7, t. 356-374

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

36. Cyhoeddwyd

    Straw return counteracts the negative effects of warming on microbial community and soil multifunctionality

    Wu, G., Ling, J., Zhao, D-Q., Liu, Z-X., Xu, Y-P., Kuzyakov, Y., Marsden, K., Wen, Y. & Zhou, S-L., 15 Awst 2023, Yn: Agriculture, Ecosystems and Environment. t. 108508

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

37. Cyhoeddwyd

    Stratified prokaryote network in the oxic-anoxic transition of a deep-sea halocline

    Daffonchio, D., Borin, S., Brusa, T., Brusetti, L., van der Wielen, PWJJ., Bolhuis, H., Yakimov, MM., D'Auria, G., Giuliano, L., Marty, D., Tamburini, C., McGenity, TJ., Hallsworth, JE., Sass, AM., Timmis, KN., Tselepides, A., de Lange, GJ., Hubner, A., Thomson, J., Varnavas, SP., Gasparoni, F., Gerber, HW., Malinverno, E., Corselli, C., Garcin, J., McKew, B., Golyshin, PN., Lampadariou, N., Polymenakou, P., Calore, D., Cenedese, S., Zanon, F. & Hoog, S., 9 Maw 2006, Yn: Nature. 440, 7081, t. 203-207

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

38. Cyhoeddwyd

    Stratification in the presence of an axial convergent front: Causes and implications

    Howlett, E. R., Bowers, D. G., Malarkey, J. & Jago, C. F., 20 Ebr 2015, Yn: Estuarine, Coastal and Shelf Science. 161, t. 1-10

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

39. Cyhoeddwyd

    Stratification and the distribution of phytoplankton, nutrients, inorganic carbon, and sulfur in the surface waters of the Weddell Sea.

    Zemmelink, H. J., Houghton, L., Dacey, J. W., Stefels, J., Koch, B. P., Schroder, M., Wisotzki, A., Scheltz, A., Thomas, D. N., Papadimitriou, S., Kennedy, H., Kuosa, H. & Dittmar, T., 1 Ebr 2008, Yn: Deep Sea Research Part II: Topical Studies in Oceanography. 55, 8-9, t. 988-999

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

40. Cyhoeddwyd

    Stratification and mixing in the Limfjorden in relation to mussel culture.

    Wiles, P. J., Van Duren, L. A., Hase, C., Larsden, J. & Simpson, J., 1 Ebr 2006, Yn: Journal of Marine Systems. 60, 1-2, t. 129-143

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

41. Cyhoeddwyd

    Strategies to reach zero carbon beef and sheep production on Welsh farms

    McNicol, L., Williams, P., Styles, D., Rees, R. M. & Chadwick, D., 1 Ebr 2022, Animal - science proceedings. 1 gol. Cyfrol 13. t. 8-9

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

42. Cyhoeddwyd

    Strategies for using population genetic markers in the European sentinel flatfish species Dab (Limanda limanda)

    Lyons, B. P., Tysklind, N., Stentiford, G. D., Feist, S. W., Taylor, M. I., McCarthy, I. D. & Carvalho, G. R., 1 Gorff 2008, Yn: Marine Environmental Research. 66, 1, t. 179-180

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

43. Cyhoeddwyd

    Strategies for the retention of high genetic variability in European flat oyster (Ostrea edulis) restoration programmes.

    Lallias, D., Boudry, P., Lapegue, S., King, J. W. & Beaumont, A. R., 3 Ebr 2010, Yn: Conservation Genetics. 11, 5, t. 1899-1910

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

44. Cyhoeddwyd

    Strategies for sample labelling and library preparation in DNA metabarcoding studies

    Bohmann, K., Elbrecht, V., Caroe, C., Bista, I., Leese, F., Bunce, M., Yu, D. W., Seymour, M., Dumbrell, A. & Creer, S., Mai 2022, Yn: Molecular Ecology Resources. 22, 4, t. 1231-1246 16 t.

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

45. Cyhoeddwyd

    Strategic use of amino acid N-substituents to limit alpha-carbon-centred radical formation and consequent loss of stereochemical integrity

    Croft, A. K., Easton, C. J., Kociuba, K. & Radom, L., 3 Hyd 2003, Yn: Tetrahedron Asymmetry. 14, 19, t. 2919-2926

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

46. Cyhoeddwyd

    Strangers in a Strange Land.

    Thomas, D. N., 1 Ion 2001, Yn: Kew Magazine. 37, t. 24-27

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

47. Cyhoeddwyd

    Strained Cyclononadienyne

    Clegg, W., Al-Dulayymi, A. & Baird, M., Rhag 1996, Yn: Acta Crystallographica. 52, t. 3219-3222

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

48. Cyhoeddwyd

    Strain and bond length dynamics upon growth and transfer of graphene by NEXAFS spectroscopy from first principles and experiment

    Rojas, W., Winter, A., Grote, J., Kim, S. S., Naik, R. R., Williams, A. D., Weiland, C., Principe, E., Fischer, D. A., Banerjee, S., Prendergast, D. & Campo, E., 2018, Yn: Langmuir. 34, 4, t. 1783-1794

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

49. Cyhoeddwyd

    Storyboarding for visual analytics

    Pop, S. R., Walker, R., Ap-Cenydd, L., Pop, S., Miles, H. C., Hughes, C. J., Teahan, W. J. & Roberts, J. C., 28 Mai 2013, Yn: Information Visualization. 14, 1, t. 27-50

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

50. Cyhoeddwyd

    Storms modify baroclinic energy fluxes in a seasonally stratified shelf sea: Inertial-tidal interaction

    Hopkins, J. E., Stephenson, G. R., Green, J. A., Inall, M. E. & Palmer, M. R., 16 Hyd 2014, Yn: Journal of Geophysical Research. 119, 10

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