SOLIKIN, Agus. Aplikasi Aturan Cosinus dan Sinus Segitiga Bola dalam Perhitungan Arah Kiblat (Sebuah Relasi antara Matematika dan Agama). MUST: Journal of Mathematics Education, Science and Technology, [S. l.], v. 1, n. 2, p. 164–175, 2016. DOI: 10.30651/must.v1i2.235. Disponível em: https://journal.um-surabaya.ac.id/matematika/article/view/235. Acesso em: 3 may. 2024.