Arafah, M. Y. ., H. . Azizah, and Maesaroh. “Analysis of Fulfillment of Facilities and Infrastructure Based on National Education Standards at Elementary Education Institutions (RA/TK and SD/MI)”. Proceeding International Conference on Religion, Science and Education, vol. 1, Feb. 2022, pp. 399-11, http://sunankalijaga.org/prosiding/index.php/icrse/article/view/815.