J. Santana da Silva, F. Rocha Pinto, D. Barbosa de Alencar, and G. de Freitas Lopes, “Energy Efficiency Analysis in a Higher Education Institution in Manaus - Amazonas”, Int J Innov Educ Res, vol. 7, no. 11, pp. 424–431, Nov. 2019, doi: 10.31686/ijier.vol7.iss11.1896.