Ramirez, C. A., Bocanegra, R. A., Santacruz, S., Quintero, H. J., & Sandoval, M. C. (2009). methodology for the estimation of the maximum volume extraction of river materials. Ingeniería Y Competitividad, 11(2), 79–93. https://doi.org/10.25100/iyc.v11i2.2463