Castro-Cepeda, Lidia, and José Cortés-Llanganate. “Mathematical Model of a Resistive Oven for Thermoforming Polypropylene Sheets”. Ingenius, no. 28 (August 17, 2022): 80–91. Accessed October 28, 2026. https://ingenius.ups.edu.ec/ingenius/article/view/6193.