Angel, M. (1996). Ocean diversity, in: Summerhayes, C.P. et al. (2002). Oceanography: an illustrated guide. pp. 228-243
In: Summerhayes, C.P.; Thorpe, S.A. (2002). Oceanography: An illustrated guide. Third impression. Manson Publishing: London. ISBN 1-874545-37-5. 352 pp., meer
