AHUMADA F. DA, GUERRERO D. JA. STUDY OF MATRIX EFFECT IN PESTICIDE ANALYSIS BY GAS CHROMATOGRAPHY. Vitae [Internet]. 2010 Mar. 26 [cited 2024 Dec. 7];17(1):51-8. Available from: https://revistas.udea.edu.co/index.php/vitae/article/view/4974