Annisa Nurfadilah, R. Syarif, and Fatmawati. “ Development of the Qamariyah Syamsiyah Moon Phase Detector (QaSyM PD) Instrument With All Time Date: Indonesia”. HISABUNA: Jurnal Ilmu Falak, Vol. 5, no. 2, June 2024, pp. 150-74, doi:10.24252/hisabuna.v5i2.46370.