Overview of the conservation status of cartilaginous fishes (Chondrichthyans) in the Mediterranean Sea
Cavanagh, R.D.; Gibson, C. (2007). Overview of the conservation status of cartilaginous fishes (Chondrichthyans) in the Mediterranean Sea. Mediterranean Regional Assessment, 3. IUCN: Gland, Malaga. ISBN 978-2-8317-0997-0. 42 + Cd-rom pp.