• [Wiki] http://en.wikipedia.org/wiki/Squalus_acanthias.
• [AnDiv] http://animaldiversity.ummz.umich.edu/accounts/Squalus_acanthias/.
• [Avsa2001] Avsar, D. (2001). Age, growth, reproduction and feeding of the spurdog (Squalus acanthias Linnaeus, 1758) in the South-eastern Black Sea. Estuarine, Coastal and Shelf Science, 52(2):269--278.
• [JoneGeen1977] Jones, B. C. and Geen, G. H. (1977). Reproduction and embryonic development of spiny dogfish (Squalus acanthias in the Strait of Georgia, British Columbia. Journal of the Fisheries Research Board of Canada, 34(9):1286--1292. doi:10.1139/f77-190.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Steh2007] Stehlik., L. L. (1972). Spiny dogfish, Squalus acanthias, life history and habitat characteristics. NOAA Technical Memorandum, NMFS-NE-203.
• [YigiIsme2013] Yigin, C. and Ismen, A. (2013). Reproductive biology of spiny dogfish Squalus acanthias, in the North Aegean Sea. Turkish Journal of Fisheries and Aquatic Sciences, 13:169--177. doi:10.4194/1303-2712-v13_1_20.
• [YigiIsme2016] Yigin, C. and Ismen, A. (2016). Age and growth of spiny dogfish Squalus acanthias (Squalidae: Chondrichthyes) in the North Aegean Sea. Pakistan Journal of Zoology, 48(4):1185--1191.