Aragão de Mello, C. .; de Oliveira Carneiro, C. M. .; Alves Maia, M. L. .; de Oliveira, L. K.; Gonçalves Ferreira de Araújo, G. . Analysis of Delivery Fee of Instant Delivery Apps and the Remuneration of Couriers in Brazilian Cities. TRANSPORTES 2022, 30, 2641.