De Palma, A., F. Droesbeke, C. Lefevre, and C. Rosinski. “Modeles Mathematiques De Base Pour La Diffusion Des Innovations”. JORBEL - Belgian Journal of Operations Research, Statistics, and Computer Science 26, no. 2 (June 1, 1986): 37–72. Accessed May 20, 2024. https://www.orbel.be/jorbel/index.php/jorbel/article/view/487.