กลับนวล ประภาส. “The efficiency of parametric and non-parametric statistics on location testing with multiple population groups”. RMUTSB ACADEMIC JOURNAL 6, no. 1 (June 28, 2018): 84–100. accessed March 6, 2026. https://li01.tci-thaijo.org/index.php/rmutsb-sci/article/view/128277.