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. Int J Innov Educ Res 2019, 7 (11), 274-282. https://doi.org/10.31686/ijier.vol7.iss11.1879.