Coelho, R. & Erzini, K. & Bentes, L. & Correia, C. & Lino, P.G. & Monteiro, P. & Ribeiro, J. & Gonçalves, J.M.S. (2005)
Semi-pelagic Longline and Trammel Net Elasmobranch Catches in Southern Portugal: Catch Composition, Catch Rates and Discards.
Journal of Northwest Atlantic Fishery Science, 35, 531–537 DOI: 10.2960/J.v35.m482