Cortés-Martínez, R., G. Lobelles-Sardiñas, and E. López-Bastida. “Proposed Technological Improvement in the Recovery of Sulfur from the Cienfuegos Oil Refinery”. Chemical Technology, Vol. 39, no. 1, Jan. 2019, pp. 169-91, doi:10.1590/2224-6185.2019.1.%x.