Paiva, R.B. & Neves, A. & Sequeira, V. & Nunes, M.L. & Gordo, L.S. & Bandarra, N. (2012)
Reproductive strategy of the female deep-water shark birdbeak dogfish, Deania calcea: lecithotrophy or matrotrophy? Journal of the Marine Biological Association of the United Kingdom, 92(2), 387–394
DOI: 10.1017/S0025315411001743

Paiva, R.B. & Neves, A. & Sequeira, V. & Cardoso, C. & Bandarra, N. & Gordo, L.S. & Nunes, M.L. (2012)
Emerald Article: Risks and benefits' consumption of birdbeak dogfish Deania calcea. British Food Journal, 114(6), 826–839
DOI: 10.1108/00070701211234354

Paiva, R.B. & Neves, A. & Sequeira, V. & Gordo, L.S. (2011)
Reproductive parameters of the commercially exploited deep-water shark, Deania calcea (Centrophoridae). Cybium, 35(2), 131–140