Sosa López, Arturo Abraham, Adán Flores Balderas, Mónica Trejo Durán, and Edgar Alvarado Méndez. “Three-Dimensional Volumetric Coordinate System Through the Use of Light-Emitting-Diodes (LEDs) and Microcontrollers”. Acta Universitaria 26 (March 3, 2016): 35–38. Accessed June 30, 2026. https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/931.