Quintero Perez, H. I.; Rondon Anton, M. J. .; Jimenez, J. A. .; Bermudez , J. H. .; Gonzalez, J. A.; Rodrigues, J. L.; Espinosa Leon, C. Polymeric Surfactants As Alternative to Improve Waterflooding Oil Recovery Efficiency. CT&F Cienc. Tecnol. Futuro 2020, 10, 99-113.