Sriantini, Ari, Mega Teguh Budiarto, dan Yusuf Fuad. “Conception of Spherical Triangle in Terms of Learning Styles”. Math Didactic: Jurnal Pendidikan Matematika 6, no. 1 (April 7, 2020): 1-11. Diakses Juli 3, 2025. https://jurnal.stkipbjm.ac.id/index.php/math/article/view/779.