Delgado, G., N. Hernández, L. Méndez, and A. Rojas. “Application of Robust Statistics in the Identification of Values ‘OUTLIERS’ in Analysis of Residual Chlorpyrifos in Peanuts. Program Developed in Hp-Basic Using the HP Prime Graphic Calculator”. Ibero-American Journal of Bioeconomics and Climate Change, vol. 4, no. 8, Dec. 2018, pp. 903-2, doi:10.5377/ribcc.v4i8.6466.