Espinoza, M. & Munroe, S.E.M. & Clarke, T.M. & Fisk, A.T. & Wehrtmann, I.S. (2015)
Feeding ecology of common demersal elasmobranch species in the Pacific coast of Costa Rica inferred from stable isotope and stomach content analyses.
Journal of Experimental Marine Biology and Ecology, 470, 12–25 DOI: 10.1016/j.jembe.2015.04.021