Sulikowski, J.A. & Kneebone, J. & Elzey, S. & Howell, H. & Tsang, P.C.W. (2005)
Determination of age and size at sexual maturity for the thorny skate, Amblyraja radiata, using morphological, histological and steroid hormone analyses [Abstract]. American Elasmobranch Society 21th Annual Meeting, Tampa, Florida

Sulikowski, J. & Kneebone, J. & Elzey, S. & Danley, P. & Howell, H. & Tsang, P. (2004)
The reproductive cycle of the Thorny Skate, Amblyraja radiata, from the western Gulf of Maine [Abstract]. American Elasmobranch Society 20th Annual Meeting, Norman, Oklahoma