Rincón, G.; Stehmann, M. F. W.; Vooren, C. M. (2001). Results of the research cruises of FRV 'Walther Herwig' to South America. LXXIV. Benthobatis kreffti n. sp. (Chondrichthyes, Torpediniformes, Narcinidae), a new deep-water electric ray from off South Brazil and the third species of the genus. Archive of Fishery and Marine Research. 49 (1): 45-60.
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Rincón, G.; Stehmann, M. F. W.; Vooren, C. M.
2001
Results of the research cruises of FRV 'Walther Herwig' to South America. LXXIV. Benthobatis kreffti n. sp. (Chondrichthyes, Torpediniformes, Narcinidae), a new deep-water electric ray from off South Brazil and the third species of the genus