JIMÉNEZ-R., M.T., BUSTILLO-P., A.E. and LUQUE-Z., J.E. (1997) “Impact of endosulfan and clorpiriphos on Apis mellifera in colombian coffee ecosystems”, Revista Colombiana de Entomología, 23(1), pp. 19–23. doi:10.25100/socolen.v23i1.9863.