G. LUNA, H. The Nature of Gravitation. JOURNAL OF ADVANCES IN PHYSICS, [S. l.], v. 12, n. 4, p. 4412–4414, 2016. DOI: 10.24297/jap.v12i4.4408. Disponível em: https://www.rajpub.com/index.php/jap/article/view/4408. Acesso em: 24 jul. 2025.