• [Wiki] http://en.wikipedia.org/wiki/wiki/Synodontis_schall.
• [fishbase] https://www.fishbase.se/summary/Synodontis-schall.html.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [AkomAkan2015] P.M., A., E.T., A., and J.I., A. (2015). Age and growth of catfish Synodontis schall, (Bloch and Schneider, 1801) in the Lower Benue River, at Makurdi, Nigeria. International Journal of Fisheries and Aquatic Studies, 2(5):184--190. doi:10.1046/j.1365-2400.2001.00214.x.