Stelbrink, B.; T. von Rintelen; G. Cliff & J. Kriwet (2010). „Molecular systematics and global phylogeography of angel sharks (genus Squatina)”. Molecular Phylogenetics and Evolution. 54 (2): 395–404. PMID19647086. doi:10.1016/j.ympev.2009.07.029.
MacKenzie, K. (1990). „Cestode parasites as biological tags for mackerel (Scomber scombrus L.) in the Northeast Atlantic”. Journal du Conseil International pour I'Exploration de la Mer. 46 (2): 155—166. doi:10.1093/icesjms/46.2.155.
Ramdane, Z. & J. Trilles (2008). „Cymothoidae and Aegidae (Crustacea, Isopoda) from Algeria”. Acta Parasitologica. 53 (2): 173—178. doi:10.2478/s11686-008-0033-8.
Capapé, C.; J.P. Quignard & J. Mellinger (1990). „Reproduction and development of two angel sharks, Squatina squatina and S. oculata (Pisces: Squatinidae), off Tunisian coasts: semi-delayed vitellogenesis, lack of egg capsules, and lecithotrophy”. Journal of Fish Biology. 37 (3): 347—356. doi:10.1111/j.1095-8649.1990.tb05865.x.
Morey, G; Barker, J.; Hood, A.; Gordon, C.; Bartolí, A.; Meyers, E.K.M.; Ellis, J.; Sharp, R.; Jimenez-Alvarado, D. & Pollom, R. (2019). „Squatina squatina”. Црвени списак угрожених врста IUCN. IUCN. 2019. Приступљено 21. 7. 2020.
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Stelbrink, B.; T. von Rintelen; G. Cliff & J. Kriwet (2010). „Molecular systematics and global phylogeography of angel sharks (genus Squatina)”. Molecular Phylogenetics and Evolution. 54 (2): 395–404. PMID19647086. doi:10.1016/j.ympev.2009.07.029.