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♦ ¹Feeding ecology of the deep-sea lanternshark Etmopterus pusillus (Elasmobranchii: Etmopteridae) in the northeast Atlantic, JOSÉ C. XAVIER, CÁTIA VIEIRA, CARLOS ASSIS, YVES CHEREL, SIMEON HILL, ESMERALDA COSTA, TERESA C. BORGES and RUI COELHO, Scientia Marina 76(2) June 2012, 301-310, Barcelona (Spain)
♦ ²Trophic ecology of blue whiting in the Barents Sea, Andrey V. Dolgov, Edda Johannesen, Mikko Heino, and Erik Olsen, ICES Journal of Marine Science, 67: 483–493