R. Nieto Bernal, L. Chasqui V., A. M. Rodríguez R., E. Castro G., and D. L. Gil Agudelo, “Composition, abundance and distribution of populations of commercially important gastropods in La Guajira, Colombian Caribbean”, Rev. Biol. Trop., vol. 61, no. 2, pp. 683–700, Jun. 2013.