Hodges, V. & Sabalones, J. (2004)
Chapter 12: Diving with Elasmobranchs: Safety Protocols.
In M. Smith, D. Warmolts, D. Thoney, & R. Hueter (Eds.), The Elasmobranch Husbandry Manual: Captive Care of Sharks, Rays and their Relatives (pp. 163–167). Special Publication of the Ohio Biological Survey