1. Cyhoeddwyd

   Synthesis and Lewis acidity of B-O-Si and B-O-Sn derivatives.

   Beckett, M. A., Owen, P., Varma, K. S., Davidson, M. G. (Golygydd), Hughes, A. K. (Golygydd), Marder, T. B. (Golygydd) & Wade, K. (Golygydd), 1 Ion 2000, Contemporary Boron Chemistry. 2000 gol. Royal Society of Chemistry, t. 100-103

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

2. Cyhoeddwyd

   Synthesis and Lewis acidity of triorganosilyl and triorganostannyl esters of orthoboric, metaboric and arylboronic acids

   Beckett, M., Owen, P. & Varma, K. S., 1999, Yn: Journal of Organometallic Chemistry. 588, 1, t. 107-112 6 t.

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

3. Cyhoeddwyd

   Synthesis and Photoreactivity of 4,5-Dithienyl[1,3]dithiol-2-ones.

   Robert-Bleming, S. J., Davies, G. L., Kalaji, M., Murphy, P. J., Celli, A. M., Donati, D. & Ponticelli, F., 1 Awst 2003, Yn: Journal of Organic Chemistry. 68, 18, t. 7115-7118

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

4. Cyhoeddwyd

   Synthesis and Structural Characterization of an Unprecedented Nonmetal Cation Polyborate Salt Containing Two Different “Isolated” Polyborate Anions: [H2en]2[B4O5(OH)4][B7O9(OH)5]·3H2O (en = H2NCH2CH2NH2)

   Beckett, M. A., Horton, P. N., Coles, S. K. & Martin, D. W., 5 Rhag 2011, Yn: Inorganic Chemistry. 50, 23, t. 12215-12218

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

5. Cyhoeddwyd

   Synthesis and X-ray characterisation of organotriboroxinate salts [Me3NCH2CH2CH2OH][Ph4B3O3] and [NEt3H][Ph3B3O3(OH)], and the X-ray structure of the triaryboroxine, (4-MeOC6H4)3B3O3

   Beckett, M. A., Coles, S. J., Light, M. E., Fischer, L., Stiefvater-Thomas, B. M. & Sukuma Varma, K., 6 Maw 2006, Yn: Polyhedron. 25, 4, t. 1011-1016

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

6. Cyhoeddwyd

   Synthesis and X-ray structural studies of pentaborate(1−) salts containing substituted imidazolium cations

   Beckett, M. A., Horton, P. N., Hursthouse, M. B. & Timmis, J. L., 19 Ebr 2014, Yn: Polyhedron. 77, t. 96-102

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

7. Cyhoeddwyd

   Synthesis and XRD study of an C2-linked bis(quaternary ammonium) pentaborate: [Me3NCH2CH2NMe3][B5O6(OH)4]2

   Beckett, M., Coles, S. J., Horton, P. N. & Rixon, T., 3 Hyd 2019, Yn: Phosphorus, Sulfur and Silicon and the Related Elements. 194, 10, t. 952-955

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

8. Cyhoeddwyd

   Synthesis and applications of C2 Symmetric Guanidine Bases.

   Allingham, M. T., Howard-Jones, A., Murphy, P. J., Thomas, D. A. & Caulkett, P. W., 24 Tach 2003, Yn: Tetrahedron Letters. 44, 48, t. 8677-8680

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

9. Cyhoeddwyd

   Synthesis and biological activity of analogues of batzelladine F

   Vale, S. A., Bennett, E. L., Black, G. P., Brown, P., Hizi, A., Jaffar, M., Leyland, J. P., Martin, C., Oz-Gleenberg, I., Murphy, P. J., Roberts, T. D. & Thornhill, A. J., 6 Chwef 2013, Yn: Tetrahedron. 69, 14, t. 3061-3066

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

10. Cyhoeddwyd

    Synthesis and biological activity of analogues of ptilomycalin A.

    Black, G. P., Coles, S. J., Hizi, A., Howard-Jones, A. G., Hursthouse, M. B., McGown, A. T., Loya, S., Moore, C. G., Murphy, P. J., Smith, N. K. & Walshe, N. D., 7 Mai 2001, Yn: Tetrahedron Letters. 42, 19, t. 3377-3381

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

11. Cyhoeddwyd

    Synthesis and characterisation of low band gap polymers

    Gunatunga, S. R., Jones, G. W., Kalaji, M., Murphy, P. J., Taylor, D. M. & Williams, G. O., Ion 1997, Yn: Synthetic Metals. 84, 1-3, t. 973-974 2 t.

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

12. Cyhoeddwyd

    Synthesis and characterisation of metal-sulphur ligand complexes having high third-order optical nonlinearities

    Charlton, A., 1992, Yn: Proceedings of the Society of Photo-optical Engineers, Nonlinear Optical Properties of Organic Materials. 1775, t. 43-53

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

13. Cyhoeddwyd

    Synthesis and characterization of a series of Group 7 metal 2,2,2,2-dicarbonylbis (triorganophosphine)-arachno-2-metallatetraboranes, [M(CO)2L2(B3H8)] (M=Re, Mn); crystal and molecular structures of [Re(CO)2(dppf)(B3H8)] (M=Re, Mn); crystal and molecular structures of [Re(CO)2(dppf)(B3H8)] and [Mn(CO)2(dppe)(B3H8)]

    Beckett, M. A., Brassington, D. S., Coles, S. J., Gelbrich, T. & Hursthouse, M. B., 15 Meh 2003, Yn: Polyhedron. 22, 12, t. 1627-1632

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

14. Cyhoeddwyd

    Synthesis and characterization of a tertiary amine:boric acid (1:1) co-crystal and a neutral zwitterionic diamine pentaboron adduct

    Altahan, M., Beckett, M., Coles, S., Horton, P. & Jones, C., 1 Medi 2022, Yn: Inorganica Chimica Acta. 539, 120998.

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

15. Cyhoeddwyd

    Synthesis and characterization of amine adducts of tri(4-bromophenyl)boroxine, tri(3-nitrophenyl)boroxine, and tri(3-aminophenyl)boroxine; molecular strcture of 3-picoline.tri(4-bromophenyl)boroxine.

    Beckett, M., Hibbs, D., Hursthouse, M., Malik, K. M. A., Varma, K. S. & Owen, P., 1998, Yn: Main Group Chemistry. 2, t. 251-258 8 t.

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

16. Cyhoeddwyd

    Synthesis and characterization of amine adducts of tri(4-tolyl)boroxine and tri(3,5-xylyl)boroxine: molecular structure of (4-MeC6H4)3B3O3·cyclohexylamine

    Beckett, M., STRICKLAND, G., VARMA, K., HIBBS, D., HURSTHOUSE, M. & MALIK, K., 1995, Yn: Polyhedron. 14, 19, t. 2623-2630 8 t.

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

17. Cyhoeddwyd

    Synthesis and characterization of cyclo-boratetrasiloxane, (RBO) (Me2SiO)3 (R=nBu, Ar), derivatives

    Beckett, M. A., Rugen-Hankey, M. P. & Varma, K. S., 15 Tach 2003, Yn: Polyhedron. 22, 25-26, t. 3333-3337

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

18. Cyhoeddwyd

    Synthesis and characterization of low band gap polymers

    Gunatunga, S. R., Jones, G. W., Kalaji, M., Murphy, P. J., Taylor, D. M. & Williams, G. O., 1996, Yn: IEE Colloquium (Digest). 242

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

19. Cyhoeddwyd

    Synthesis and characterization of polyborates templated by cationic copper(II) complexes: structural (XRD), spectroscopic, thermal (TGA/DSC) and magnetic properties

    Altahan, M., Beckett, M., Coles, S. & Horton, P. N., 15 Hyd 2017, Yn: Polyhedron. 135, t. 247-257

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

20. Cyhoeddwyd

    Synthesis and characterization of struvite derived from poultry manure as a mineral fertilizer

    Rech, I., Kamogawa, M. Y., Jones, D. L. & Pavinato, P. S., 15 Hyd 2020, Yn: Journal of Environmental Management. 272, 111072.

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

21. Cyhoeddwyd

    Synthesis and characterization of templated pentaborate(1-) salts: X-ray structure of [(2-HOCH2CH2)C4H7NMeH][B5O6(OH)4]·0.3H2O

    Jones, C., Beckett, M., Coles, S. J., Davies, R. & Horton, P. N., 1 Awst 2016, Yn: Phosphorus, Sulfur and Silicon and the Related Elements. 191, 4, t. 628-630

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

22. Cyhoeddwyd

    Synthesis and characterization of triarylborthiins, Ar3B3S3 (Ar = 4-MeC6H4, 3-MeC6H4, 2-MeC6H4, 4-EtC6H4 and 3,5-Me2C6H3)

    Beckett, M. A., Minton, P. R. & Werschkun, B., 1994, Yn: Journal of Organometallic Chemistry. 468, 1-2, t. 37-41 5 t.

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

23. Cyhoeddwyd

    Synthesis and epimerisation studies on carbohydrate derived bicyclic tetronate esters: The synthesis of furanofurans related to the cytotoxic metabolite goniofufurone

    Cagnolini, C., Ferri, M., Jones, P. R., Murphy, P. J., Ayres, B. & Cox, B., 31 Maw 1997, Yn: Tetrahedron. 53, 13, t. 4815-4820 6 t.

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

24. Cyhoeddwyd

    Synthesis and fluxional characteristics of the complexes [M(C5Me5)Cl2L] [M=Rh, Ir; L=Sme2, S(CH2Ph)2, S(CH2SiMeD23)2, Se(CH2SiMe3)2, tetrahydrothiophene

    ABEL, E., Beckett, M., ELLIS, D., ORRELL, K., SIK, V. & STEPHENSON, D., 1988, Yn: Journal of Chemical Research-Synopses. 7, t. 232-233 2 t.

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

25. Cyhoeddwyd

    Synthesis and photoreactivity of aryl substituted 4,5-dithienyl[1,3]dithiol-2-ones.

    Blencowe, A., Celli, A. M., Donati, D., Hayes, W. C., Martin, C., Murphy, P. J., Ponticelli, F. & Melville-Richards, J. K., 9 Mai 2009, Yn: Tetrahedron. 65, 19, t. 3858-3862

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

26. Cyhoeddwyd

    Synthesis and properties of functionalized 4 nm scale molecular wires with thiolated termini for self-assembly onto metal surfaces.

    Wang, C., Bryce, M. R., Gigon, J., Ashwell, G. J., Grace, I. & Lambert, C. J., 4 Gorff 2008, Yn: Journal of Organic Chemistry. 73, 13, t. 4810-4818

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

27. Cyhoeddwyd

    Synthesis and properties of methyl 5-(1' R,2 ' S)-(2-octadecylcycloprop-1-yl)pentanoate and other omega- 19 chiral cyclopropane fatty acids and esters related to mycobacterial mycolic acids

    Coxon, G. D., Al-Dulayymi, J., Morehouse, C., Brennan, P. J., Besra, G. S., Baird, M. S. & Minnikin, D. E., 1 Ion 2004, Yn: Chemistry and Physics of Lipids. 127, 1, t. 35-46

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

28. Cyhoeddwyd

    Synthesis and properties of monodisperse oligofluorene-functionalized truxenes: Highly fluorescent star-shaped architectures

    Kanibolotsky, A., Berridge, R., Skabara, P., Perepichka, I., Bradley, D. & Koeberg, M., 27 Hyd 2004, Yn: Journal of the American Chemical Society. 126, 42, t. 13695-13702

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

29. Cyhoeddwyd

    Synthesis and solid state B-11-{H-1} MAS NMR investigations of some group 11 arachno-2-metallatetraboranes.

    Beckett, M. & Jones, P. W., 1997, Yn: Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 27, 1, t. 41-50 10 t.

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

30. Cyhoeddwyd

    Synthesis and spectroscopic characterization of 3,5-diaryl-cyclo-1,2,4-trithia-3,5-diborolanes, Ar2B2S3 (Ar  Ph, 2-MeC6H4, 3-MeC6H4, 4-MeC6H4, 4-EtC6H4, 3,5-Me2C6H3), and some related chemistry of boron-sulphur heterocyclic species

    Beckett, M. A. & Minton, P. R., Chwef 1995, Yn: Journal of Organometallic Chemistry. 487, 1-2, t. 209-214 6 t.

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

31. Cyhoeddwyd

    Synthesis and super-resolution imaging performance of a refractive-index-controllable microsphere superlens

    Wang, Z., Zhu, H. E., Yan, B., Zhou, S. X., Wang, Z. B. & Wu, L. M., 14 Medi 2015, Yn: Journal of Materials Chemistry C. 3, 41, t. 10907-10915

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

32. Cyhoeddwyd

    Synthesis and thermal studies of two phosphonium tetrahy-droxidohexaoxidopentaborate(1-) salts: single-crystal XRD characterization of [iPrPPh3][B5O6(OH)4].3.5H2O and [MePPh3][B5O6(OH)4].B(OH)3.0.5H2O

    Beckett, M., Horton, P., Hursthouse, M. B. & Timmis, J., 29 Medi 2023, Yn: Molecules. 28, 19, 12 t., 6867.

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

33. Cyhoeddwyd

    Synthesis of (+)-(R)-Tiruchanduramine

    Al-Taie, Z. S., Bartholomew, B., Cartmell, C., Froom, R., Kerr, R. G., Kraehenbuehl, R., Murphy, P., Nash, R. J., Penkova, Y. B. & van Teijlingen, A., 16 Chwef 2022, Yn: Molecules. 27, 4

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

34. Cyhoeddwyd

    Synthesis of 1-bromosubstituted analogs of cis-deltamethrinic and cis-permethrinic acids

    Sheshenev, A. E., Baird, M. S. & Bolesov, I. G., 1 Tach 2005, Yn: Russian Journal of Organic Chemistry. 41, 11, t. 1601-1609

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

35. Cyhoeddwyd

    Synthesis of 6-PEtN-α-D-GalpNAc-(1–>6)-β-D-Galp-(1–>4)-β-D-GlcpNAc-(1–>3)-β-D-Galp-(1–>4)-β-D-Glcp, a Haemophilus influenzae lipopolysacharide structure, and biotin and protein conjugates thereof.

    Sundgren, A., Lahmann, M. & Oscarson, S., 26 Gorff 2010, Yn: Beilstein Journal of Organic Chemistry. 6, t. 704-708

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

36. Cyhoeddwyd

    Synthesis of Allyl and Dec-9-Enyl α-d-Mannopyranosides from d-Mannose

    Vacchini, M., Cipolla, L., Guizzardi, R., La Ferla, B. & Lahmann, M., Ion 2021, Carbohydrate Chemistry: Proven synthetic methods. Kosma, P., Wrodnigg, T. M. & Stutz, A. (gol.). Boca Raton: CRC Press, Cyfrol 5. t. 189-197

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

37. Cyhoeddwyd

    Synthesis of Anemoclemosides A and B, two Saponins Isolated from Anemoclema glaucifolium

    Bouillon, M., Bertocco, K., Bischoff, L., Buri, M., Davies, L. R., Wilkinson, E. J. & Lahmann, M., 31 Rhag 2020, Yn: European Journal of Organic Chemistry. 2020, 48, t. 7470-7473

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

38. Cyhoeddwyd

    Synthesis of B-Aryl Boron-Sulphur Heterocycles from Arylborondibromides

    Beckett, M. A. & Minton, P. R., 1994, Yn: Phosphorus Sulfur and Silicon and the Related Elements. 93, 1-4, t. 461-462 2 t.

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

39. Cyhoeddwyd

    Synthesis of Candidate Advanced Technology Fuel: Uranium Diboride (UB2) via Carbo/Borothermic Reduction of UO2

    Turner, J., Martini, F., Buckley, J., Phillips, G., Middleburgh, S. & Abram, T., Tach 2020, Yn: Journal of Nuclear Materials. 540, 1252388.

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

40. Cyhoeddwyd

    Synthesis of Functionalized Bi (cyclopropylidenes)

    Huwyler, R., Al-Dulayymi, A. & Neuenschwander, M., Rhag 1999, Yn: Helvetica Chimica Acta. 83, t. 2336

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

41. Cyhoeddwyd

    Synthesis of Novel Precursors of Calicene and 7-Methylcalicene

    Al-Dulayymi, A., Neuenschwander, M. & Xiaoming, L., 2000, Yn: Helvetica Chimica Acta. 83, 3, t. 571

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

42. Cyhoeddwyd

    Synthesis of Type 1 Lewis b hexasaccharide antigen structures featuring flexible incorporation of L-[U-13C6]-fucose for NMR binding studies

    Long, M., Ni Cheallaigh, A., Reihill, M., Oscarson, S. & Lahmann, M., 21 Meh 2020, Yn: Organic and Biomolecular Chemistry. 18, 23, t. 4452-4458

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

43. Cyhoeddwyd

    Synthesis of Zephycandidine A from Haemanthamine

    Murphy, P., Tibble-Howlings, J., Kowalczyk, R. M. & Stevens, K., 16 Ebr 2020, Yn: Tetrahedron Letters. 61, 16, 151785.

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

44. Cyhoeddwyd

    Synthesis of a novel C2-symmetric guanidine base

    Howard-Jones, A., Murphy, P. J. & Thomas, D. A., 15 Ion 1999, Yn: Journal of Organic Chemistry. 64, 3, t. 1039-1041 3 t.

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

45. Cyhoeddwyd

    Synthesis of a pentacyclic model of ptilomycalin A

    Murphy, P. J. & Williams, H. L., 1994, Yn: Journal of the Chemical Society, Chemical Communications. 7, t. 819-820 2 t.

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

46. Cyhoeddwyd

    Synthesis of a polyphosphorylated GPI-anchor core structure.

    Lahmann, M., Garegg, P. J., Konradsson, P. & Oscarson, S., 1 Awst 2002, Yn: Canadian Journal of Chemistry. 80, 8, t. 1105-1111

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

47. Cyhoeddwyd

    Synthesis of aluminium borate-boron oxide and binary titanium-boron and zirconium-boron oxides from metal alkoxides and (MeO)(3)B3O3 in non-aqueous solvents

    Beckett, M. A., Rugen-Hankey, M. P., Timmis, J. L. & Varma, K. S., 1 Ion 2008, Yn: Dalton Transactions. 11, t. 1503-1506

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

48. Cyhoeddwyd

    Synthesis of an orthogonally protected polyhydroxylated cyclopentene from L-sorbose.

    Jones, L., Lo Re, D., Giralt, E. & Murphy, P., 20 Gorff 2016, Yn: Chemistry - An Asian Journal . 11, 14, t. 2035-2040

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

49. Cyhoeddwyd

    Synthesis of dihydrodiosgenin glycosides as mimetics of bidesmosidic steroidal saponins

    Suhr, R., Lahmann, M., Oscarson, S. & Thiem, J., 17 Hyd 2003, Yn: European Journal of Organic Chemistry. 20, t. 4003-4011

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

50. Cyhoeddwyd

    Synthesis of health promotion concepts in children's palliative care

    Bennett, V., Hain, R., Pritchard, A. & Noyes, J., 17 Rhag 2021, Yn: International Journal of Palliative Nursing. 27, 10, t. 490-503 14 t.

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