ERWIN, E.; HAYAT, M. S.; SUTARNO, S. Epistemologi dan Keterbatasan Teori Gravitasi. Titian Ilmu: Jurnal Ilmiah Multi Sciences, [S. l.], v. 9, n. 1, p. 33–40, 2017. DOI: 10.30599/jti.v9i1.79. Disponível em: https://journal.unuha.ac.id/index.php/JTI/article/view/79. Acesso em: 25 apr. 2024.