Saar, Claudia Maria Arantes de Assis, Walter Teixeira Lima Junior, and Wellington Pacheco Ferreira. “LUPA 2.0: Technological Evolution for Strengthening of the Hyperlocal Social Communication”. Observatory Journal 7, no. 3 (July 1, 2021): a12en. Accessed December 5, 2025. https://sistemas.uft.edu.br/periodicos/index.php/observatorio/article/view/13696.