Laocharoen, N., Srisuwan, P. and Phumphongkhochasorn, P. 2024. Competency for a Digital Technology of School Administrators Lopburi Primary Era 4.0. Interdisciplinary Academic and Research Journal . 4, 3 (Jun. 2024), 881–892. DOI:https://doi.org/10.60027/iarj.2024.276226.