Penentuan Awal Bulan Qamariyah: Studi Kasus Di Pesantren Mahfilu Al-Dzura Suger Jelbuk Jember: Determining the Beginning of the Qamariyah Month: A Case Study at Mahfilu Al-Dzura Islamic Boarding School, Suger, Jelbuk, Jember. FN 2005, 4 (1), 10-20. https://doi.org/10.35719/fenomena.v4i1.360.