Teerarojanarat, Sirivilai, Areerut Patnukao, Supachok Surawit, and Sireethorn Srichiraratana. 2022. “‘COVID-19’ from a Geographical Perspective : : A Case Study of the Daily Activities of the Residents of Bangkok and Vicinity”. Journal of Letters 51 (1):110-33. https://so03.tci-thaijo.org/index.php/jletters/article/view/257811.