López-Ríos, Víctor, and David Sosa-Palacio. “Influence of Local Values on CD-Optimal Designs for Logistic Models”. TecnoLógicas 21, no. 43 (September 14, 2018): 147-157. Accessed February 23, 2019. https://revistas.itm.edu.co/index.php/tecnologicas/article/view/1062.