Kitpracha, C., Promchot, D., Srestasathiern, P., & Satirapod, C. (2017). Precise Tropospheric Delay Map of Thailand using GNSS Precise Point Positioning Technique. International Journal of Geoinformatics, 13(2). Retrieved from https://journals.sfu.ca/ijg/index.php/journal/article/view/1031