“Educational Service and Quality Assurance from the Perception of Teachers and Students during COVID-19 in an Accredited and Certified Administration Degree Program” (2021) Global Journal of Science Frontier Research, 21(A12), pp. 1–11. Available at: https://www.journalofscience.org/index.php/GJSFR/article/view/3501 (Accessed: 13 August 2026).