SINGH, K. P.; DEWRI, M. Isotropic Robertson-Walker model universe with dynamical cosmological parameter Λ in Brans-Dicke Theory of Gravitation. Communications in Physics, [S. l.], v. 25, n. 4, p. 309, 2016. DOI: 10.15625/0868-3166/25/4/7306. Disponível em: https://vjs.ac.vn/index.php/cip/article/view/7306. Acesso em: 19 sep. 2021.