W. Muniz, M. dos Santos, C. de Brito, B. C. Firmino, J. L. de Freitas, and D. de Alencar, “MECHANICAL COMPARISON BETWEEN TWO BRANDS OF CP I-S-40 CEMENT USED IN THE CITY OF MANAUS-AM”, JETIA, vol. 5, no. 18, pp. 34-38, Jun. 2019.