Ahmad Zaki, N., Abdul Wahab, R. and Abdul Niri, M. 2020. Kesan Revolusi IR 4.0 Terhadap Perkembangan Dan Ketepatan Aplikasi Kiblat Dalam Telefon Pintar: The Effect of Industrial Revolution 4.0 on the Development and Accuracy of the Qiblah Application in Smartphones. Jurnal Fiqh. 17, 2 (Dec. 2020), 267–308. DOI:https://doi.org/10.22452/fiqh.vol17no2.3.