Ortiz, Alba Cristina, and Jair Zapata Peña. “Use Mathematical Models to Describe the Growth of Cancerous Tumors”. NOVA Biomedical Sciences Journal 8, no. 14 (December 15, 2010): 140–147. Accessed May 16, 2026. https://hemeroteca.unad.edu.co/index.php/nova/article/view/446.