VALERO, J.A., VILLEGAS, D., LOPEZ, M., DE GERARDINO, A.G. and MARTINEZ, O. 1990. SEMPLA: A COMPUTARIZED STATISTICAL ANALYSIS SYSTEM FOR BIOLOGICAL ASSAYS. Revista Colombiana de Entomología. 16, 1 (Jan. 1990), 3–11. DOI:https://doi.org/10.25100/socolen.v16i1.10146.