Estimation of Water Balance and Nitrate Load in the Upper Basin of Aguascalientes, Mexico, Using SWAT. - Santiago-Ayala, Victor Hugo; Corrales-Suastegui, Arturo; Avalos-Cueva, David; Hernández-Amparan, Saúl; Monzon, Cesar O.; Martínez-Calderón, Víctor Manuel; Verduzco-Grajeda, Lidia Elizabeth (Hydrology (2306-5338), 2026)