• [Wiki] http://en.wikipedia.org/wiki/Cynoglossus.
• [fishbase] http://www.fishbase.org/summary/Cynoglossus-robustus.html.
• [KataYama2012] Katayama, S. and Yamamoto, M. (2012). Age, growth and stock status of robust tongue sole Cynoglossus robustus Günther, 1873 in Japan determined by a new otolith observation technique. Asian Fisheries Science, 25:206--217. doi:10.33997/j.afs.2012.25.2.009.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [BaecKim2004] wool Baeck, G. and Kim, J. W. (2004). Maturation and spawning of robust tonguefish (Cynoglossus robustus (Soleidae; Teleostei)). J. Fish. Sci. Tech., 7(3):136--140.