Paethrangsi, N., Jandaboue, W. and Teekasap, S. (2022) “NEW STANDARD PRACTICE OF THE AIRPORT OPERATIONS FOR THAILAND DURING THE OUTBREAK OF CORONAVIRUS DISEASE 2019 (COVID-19)”, Phranakhon Rajabhat Research Journal : Humanities and Social Sciences, 17(2), pp. 285–301. available at: https://so05.tci-thaijo.org/index.php/PNRU_JHSS/article/view/260885 (accessed: 7 December 2025).