คำปลิว ภ.; ทวีปวรเดช ว. Online Students Statistics Report System in 3-D Bar Graph on Google Earth. Journal of Research and Development Institute Rajabhat Maha Sarakham University, [S. l.], v. 1, n. 1, p. 90–94, 2013. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/211349. Acesso em: 8 may. 2024.