Bizzarro, J.J. & Robinson, H.J. & Rinewalt, C.S. & Ebert, D.A. (2007)
Comparative feeding ecology of four sympatric skate species off central California, USA. Environmental Biology of Fishes, 80(2–3), 197–220
DOI: 10.1007/s10641-007-9241-6

Robinson, H.J. & Cailliet, G.M. & Ebert, D.A. (2007)
Food habits of the longnose skate, Raja rhina (Jordan and Gilbert, 1880), in central California waters. Environmental Biology of Fishes, 80(2–3), 165–179
DOI: 10.1007/s10641-007-9222-9

Robinson, H.J. & Cailliet, G.M. & Ebert, D.A. (2005)
Food habits of the Longnose Skate, Raja rhina (Jordan and Gilbert, 1880), in central California waters [Abstract]. American Elasmobranch Society 21th Annual Meeting, Tampa, Florida