Siregar IA. Analisis Kinerja Koperasi Simpan Pinjam "Simataraja" terhadap Kesejahteraan Anggota. jptam [Internet]. 2023 Aug. 10 [cited 2024 Oct. 30];7(2):15250-7. Available from: https://jptam.org/index.php/jptam/article/view/8799