DÁVALOS, Jairo; AMAYA, Edwin; MARTÍNEZ, Fredy. Optimizing Outdoor Advertising: A Case Study on the Economic and Technical Viability of Solar-Powered Billboards. Engineering And Technology Journal, [S. l.], v. 9, n. 6, p. 4194–4201, 2024. DOI: 10.47191/etj/v9i06.04. Disponível em: https://everant.org/index.php/etj/article/view/1355. Acesso em: 24 nov. 2024.