Naranjo Vargas, Eugenia Mercedes, Javier Renato Moyano Arévalo, Cristian Geovanny Damián Yambay, and Jessica Pamela Malán Ortiz. 2020. “Development and Analysis of Mechanical Resistance of Cement Block-Polyurethane-Rubber Powder.”. Ciencia Digital 4 (1), 270-91. https://doi.org/10.33262/cienciadigital.v4i1.1099.