ČOJANOVIĆ, M. Gravity and speed of light. JOURNAL OF ADVANCES IN PHYSICS, [S. l.], v. 20, p. 9–25, 2022. DOI: 10.24297/jap.v20i.9168. Disponível em: https://rajpub.com/index.php/jap/article/view/9168. Acesso em: 14 may. 2025.