HASRIAN RUDI SETIAWAN; HARIADI PUTRAGA; GUNAWAN. STELLARIUM & GOOGLE EARTH (Simulasi Waktu Salat dan Arah Kiblat). KUMPULAN BUKU DOSEN , [S. l.], 2020. Disponível em: https://publication.umsu.ac.id/index.php/bk/article/view/25. Acesso em: 9 aug. 2026.