Melchor Varela, J. A., and J. I. Ramírez Hernández. “Prediction of Hydrological Drought by the Standardized Precipitation Evapotranspiration Index in Chihuahua, Mexico, Using Machine Learning Algorithms”. Atmósfera, vol. 38, July 2024, pp. 687-9, doi:10.20937/ATM.53355.