Menéndez-Yuffá, A., R. Fernandez-Da Silva, L. Rios, and N. Xena de Enrech. “Mitotic Aberrations in Coffee (Coffea Arabica Cv. ’Catimor’) Leaf Explants and Their Derived Embryogenic Calli”. Electronic Journal of Biotechnology, vol. 3, no. 2, Aug. 2000, pp. 0-0, https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v3n2-1.