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♦ ¹Food habits of the broad nose skate, Bathyraja brachyurops (Chondrichthyes, Rajidae), in the south-west Atlantic, MAURO BELLEGGIA, EZEQUIEL MABRAGAÑA, DANIEL E. FIGUEROA, LORENA B. SCENNA, SANTIAGO A. BARBINI and JUAN M. DÍAZ DE ASTARLOA, SCIENTIA MARINA 72(4) December 2008, 701-710
♦ ²Feeding ecology and abundance of two sympatric skates, the shortfin sand skate Psammobatis normani McEachran, and the smallthorn sand skate P. rudis Günther (Chondrichthyes, Rajidae), in the southwest Atlantic , Ezequiel Mabragaña and Diego A. Giberto, ICES J. Mar. Sci. (2007) 64 (5): 1017-1027