Ramirez Velazquez, Itzel Ireri, Córdova Rangel2Arturo, and Iván Dávila. “STABLISHMENT OF PATENT REGISTRATION SYSTEM”. Universidad Ciencia y Tecnología 22, no. 86 (March 5, 2018): 6. Accessed June 24, 2025. https://uctunexpo.autanabooks.com/index.php/uct/article/view/176.