Dewi IYM, Budiyono F, Bahri S. Learning Devices Development of Learning Devices Mathematics Based on Spiritual Values for State Elementary School Students in Sumenep Regency. edumaspul [Internet]. 1Mar.2023 [cited 9Dec.2025];7(1):441-6. Available from: https://jurnal.unimen.cloud/maspuljr/article/view/5517