Sousa, Warlly Vinícius Pereira Ribeiro de, Marina Bezerra da Silva, and Felipe Moura Oliveira. “Customer Satisfaction at a Cell Phone Repair Shop in Oeiras, Piauí”. Brazilian Journal of Production Engineering 11, no. 3 (July 30, 2025): 107–119. Accessed August 10, 2026. https://periodicos.ufes.br/bjpe/article/view/48361.