by Harpur, Patricia, De Villiers, M.R. (Ruth)
Published in South African computer journal = Suid-Afrikaanse rekenaartydskrif (01.07.2015)

by Ruth, M.R, Proctor, S.D, Field, C.J
Published in International Journal of Obesity (01.01.2009)

by Scholtz, Brenda M., Kapeso, Mando, De Villiers, M.R. (Ruth)
Published in South African computer journal = Suid-Afrikaanse rekenaartydskrif (01.10.2017)

by Ruth, M.R, Proctor, S.D, Field, C.J
Published in International Journal of Obesity (01.01.2009)

by Ssemugabi, Samuel, De Villiers, M.R. (Ruth)
Published in South African computer journal = Suid-Afrikaanse rekenaartydskrif (01.07.2010)

by Wang, Y., Lu, J., Ruth, M.R., MacNaughton, K., Kelly, S.E., Shi, D., Goruk, S.D., Glimm, D., Reaney, M.J., Vine, D.F., Field, C.J., Proctor, S.D.
Published in Atherosclerosis. Supplements (01.09.2008)