Usa Humphries, Pramet Kaewmesr, & Pariwate Varnakovida. (2018). RAINFALL TREND BY LINEAR REGRESSION ANALYSIS OVER INDOCHINA PENINSULA DURING 1981-2017 (37 YEARS). GEOMATE Journal, 15(52), 206–213. Retrieved from https://geomatejournal.com/geomate/article/view/798