Calculation of the Radius of a Black Hole Just Before Its Supernova Explosion. Indian Journal of Advanced Physics (IJAP), [S. l.], v. 5, n. 2, p. 1–4, 2025. DOI: 10.54105/ijap.B1063.05021025. Disponível em: https://www.journals.latticescipub.com/index.php/ijap/article/view/1066.. Acesso em: 4 nov. 2025.