Coville N, Tshavhungwe A. Mesoporous ethanesilica materials with bimodal and trimodal pore-size distributions synthesised in the presence of cobalt ions. S. Afr. J. Sci. [Internet]. 2010 Jul. 26 [cited 2024 Nov. 22];106(7/8):5 pages. Available from: https://sajs.co.za/article/view/10132