Quinto Durán, W. J., Mindiolaza Almeida, L. J., Miranda Cansing, S. J., & Rosero Chávez, W. F. (2022). Problems of the collection activities for pensions and tuition fees in educational institution. Universidad Ciencia Y Tecnología, 26(115), 69-77. https://doi.org/10.47460/uct.v26i115.618