• [Wiki] https://en.wikipedia.org/wiki/Hyperprosopon_anale.
• [fishbase] https://www.fishbase.se/summary/Hyperprosopon-anale.html.
• [BaltKnig1983] Baltz, D. and Knight, E. (1983). Age, growth, reproductive characteristics, and seasonal depth distribution of the spotfin surfperch, Hyperprosopon anale. Calif. Fish Game, 69:97--104.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.