Dewi, Ike Yuli Mestika, Fajar Budiyono, and Syaiful Bahri. “Learning Devices Development of Learning Devices Mathematics Based on Spiritual Values for State Elementary School Students in Sumenep Regency”. Edumaspul: Jurnal Pendidikan 7, no. 1 (March 1, 2023): 441-446. Accessed May 6, 2024. https://ummaspul.e-journal.id/maspuljr/article/view/5517.