DE JESUS CARRETILHA, M.; ROCHA PINTO, F.; BARBOSA DE ALENCAR, D.; DE FREITAS LOPES, G. Quantification of CO2 Emissions by Top-down Method of Manaus Public and Private Transport Fleet. International Journal for Innovation Education and Research, Dhaka, Bangladesh, v. 7, n. 11, p. 274–282, 2019. DOI: 10.31686/ijier.vol7.iss11.1879. Disponível em: https://ijier.net/ijier/article/view/1879. Acesso em: 5 aug. 2021.