Nithikathkul, C., R. Kijphati, J. Krates, E. Junto, C. Thessingha, W. Aneksak, S. Amornmahaphun, L. Pholputta, S. Noradee, P. Kanjaras, T. Toemjai, A. Roongpisuthipong, Z. Viegus, P. Sujayanont, K. Chaimongkhon, and P. Sirisa-ad. “Geographic Information Database of Herbs Against COVID-19 in Thailand: The Medicinal Plants Those Folk Healers Commonly Used for Treatment and Boosting People’s Immunity”. International Journal of Geoinformatics, vol. 19, no. 8, Sept. 2023, pp. 67-82, doi:10.52939/ijg.v19i8.2785.