Serrano, D. A., Chavarria, G. R.-., Diaz, M. P., Vargas, C. A., & Medina Ovando, and A. (2019). On the validity of the Hagen and Beverloo formulas for grains discharge through thin sidewalls of bins. Revista Mexicana De Física, 65(2 Mar-Apr), 139–147. https://doi.org/10.31349/RevMexFis.65.139