Sardarli, Arzu, Thuntida Ngamkham, and Andrei Volodin. “Centre of Population of Saskatchewan, Canada”. Thailand Statistician 15, no. 1 (January 6, 2017): 97–103. Accessed May 6, 2024. https://ph02.tci-thaijo.org/index.php/thaistat/article/view/74252.