ASHRAF, M. Z.; HUSNAIN, D. S.; GILL, D. N. P. CONCEPTS OF COSMOLOGY REGARDING ITS EVOLUTION. THE SKY-International Journal of Physical Education and Sports Sciences (IJPESS), [S. l.], v. 2, p. 12–16, 2018. DOI: 10.51846/the-sky.v2i0.221. Disponível em: https://journals.uol.edu.pk/the-sky/article/view/221. Acesso em: 5 jul. 2025.