SALAS-ARAIZA, M. D., and J. ROMERO-NÁPOLES. “Species of Conotrachelus (Coleoptera: Curculionidae: Molytinae) Associated to the Guava and New Species Description”. Revista Colombiana De Entomología, vol. 38, no. 1, June 2012, pp. 124-7, doi:10.25100/socolen.v38i1.8969.