TORBRAND, B. Gravity Quantized In Dimension 4. JOURNAL OF ADVANCES IN PHYSICS, [S. l.], v. 4, n. 1, p. 298–391, 2014. DOI: 10.24297/jap.v4i1.2048. Disponível em: https://rajpub.com/index.php/jap/article/view/1266. Acesso em: 23 apr. 2024.