Aprovechamiento energético de aceites usados y su contribución a la economía circular mediante el coprocesamiento en hornos cementeros.// Energetic utilization of waste oils and their contribution to environmental sustainability through processing in cement kilns. (2017). CIENCIA UNEMI, 10(24), 51-64. https://doi.org/10.29076/issn.2528-7737vol10iss24.2017pp51-64p