Suárez-Aroca, F., López-Benavides, I., Moyolema-Peralvo, K. and Freire-Lescano, L. 2024. Database and billing system to improve administrative management. CIENCIAMATRIA. 10, 2 (Oct. 2024), 1846-1855. DOI:https://doi.org/10.35381/cm.v10i2.1507.