Anah DR, Sulongsen N, Prima E. Association of Understanding the Concept of Khalifah Fil Ard on Ecological Responsibility of Primary School Students. PiJIES [Internet]. 2026 Jun. 27 [cited 2026 Jun. 27];9(2):478-90. Available from: https://ejournal.iainpalopo.ac.id/index.php/PiJIES/article/view/10864