Gutiérrez, J. & Fernández, J. & Planas, J. (1988)
Seasonal variations of insulin and some metabolites in dogfish plasma, Scyliorhinus canicula, L. General and Comparative Endocrinology, 70(1), 1–8
DOI: 10.1016/0016-6480(88)90088-3

Torres, P. & Tort, L. & Planas, J. & Flos, R. (1986)
Effects of confinement stress and additional zinc treatment on some blood parameters in the dogfish Scyliorhinus canicula. Comparative Biochemistry and Physiology – Part C, Comparative Pharmacology, 83(1), 89–92
DOI: 10.1016/0742-8413(86)90017-4