Al Azies, Harun, and Anwar Nasution. “Identification of Mean Years of Schooling As a Control for RPJMD: A Spatial Autocorrelation Approach”. Journal of Education and Learning Mathematics Research (JELMaR) 2, no. 2 (December 8, 2021): 34-41. Accessed December 20, 2025. https://jelmar.wisnuwardhana.ac.id/index.php/jelmar/article/view/60.