Ojo, James Oluwasanjo. “Low SPIN TRINUCLEAR COMPLEXES OF LABILE VITAMIN Bl WITH COBALT (II): Short Communication”. Biological Sciences - PJSIR 44, no. 1 (February 19, 2001): 27–28. Accessed November 24, 2024. http://v2.pjsir.org/index.php/biological-sciences/article/view/1867.