Tipantuña, Christian, Jeaneth Acero, Christian Reyes, Danny Guamán, and José Estrada-Jiménez. 2025. “SIGMA: Wireless System With Geolocation for Environmental Monitoring”. Latin-American Journal of Computing 12 (1), 82-91. https://lajc.epn.edu.ec/index.php/LAJC/article/view/408.