คำปลิว ภ., & ทวีปวรเดช ว. (2013). Online Students Statistics Report System in 3-D Bar Graph on Google Earth. Journal of Research and Development Institute Rajabhat Maha Sarakham University, 1(1), 90–94. Retrieved from https://so03.tci-thaijo.org/index.php/rdirmu/article/view/211349