• [Wiki] https://en.wikipedia.org/wiki/Symphodus_rostratus.
• [fishbase] http://www.fishbase.org/summary/Symphodus-rostratus.html.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Niva1996] Nival, S. (1996). Contribution à 1éetude biologique de Symphodus rostratus Bl. (Pisces: Labridae) en Rade de Villfranche-sur Mer. Vie et Milieu, 17(3)A:1273--1515.
• [Ceng2021] Özgür Cengiz (2021). Length-weight relationships of four Symphodus species (Perciformes: Labridae) off Gökçeada Island (Northern Aegean Sea, Turkey). Acta Natura et Scientia, 2(2):159--165.