E. P. ANWA-UDONDIAH, P. E. ANYANWU, O. R. OGUNTADE, C. B. OKORO, and M. R. AJIJO, “PRELIMINARY FINDINGS ON GROWTH PERFORMANCE OF Chrysichthys nigrodigitatus UNDER DIFFERENT CULTURE CONDITIONS”, NJF, vol. 9, no. 2, pp. 577–580, Dec. 2012.