JAIN, N. I. The early universe scenario in FRW and K-K models: A study. International Journal of Mathematics and Physics, [S. l.], v. 13, n. 2, p. 4–11, 2023. DOI: 10.26577/ijmph.2022.v13.i2.01. Disponível em: https://ijmph.kaznu.kz/index.php/kaznu/article/view/475. Acesso em: 3 may. 2024.