de Freitas, S.S.L. & Fanger, I.S. & Tsuruta, S.A. & Magalhaes, D.A. & Silva, L.C. & da Silva, M.E.M. & Schlemper, A.E. & Bandarra, M.D. (2025)
Use of propofol associated with methadone and local blockade with lidocaine in 6 specimens of freshwater stingrays (Potamotrygon spp.). Journal of Exotic Pet Medicine, 53, 28–31
DOI: 10.1053/j.jepm.2025.03.003

Shimokomaki, M. & Silva, L.C. & Miyamoto, S. & Kubota, E. (1993)
Presence of new disulphide-bonded collagens in shark Prionace glauca muscle. Comparative Biochemistry and Physiology – Part B, Comparative Biochemistry, 106(2), 337–339
DOI: 10.1016/0305-0491(93)90310-2