Raden Ridwan Hasan Saputra, Hania Rahmah. Performa Siswa Sekolah Islam dalam International Kangaroo Mathematics Contest. JPG [Internet]. 2025 Nov. 21 [cited 2025 Dec. 5];6(4):770-8. Available from: https://ejournal.uika-bogor.ac.id/index.php/jpg/article/view/22107