Karanikas, John, Guillermo Pastor, and Scott Penny. “Downhole Electric Heating of Heavy-Oil Wells”. CT&F - Ciencia, Tecnología y Futuro 10, no. 2 (December 17, 2020): 61–72. Accessed April 23, 2024. https://ctyf.journal.ecopetrol.com.co/index.php/ctyf/article/view/273.