WANDREAL, J. Is Black Hole A Hole?. Science Insights, [S. l.], v. 28, n. 3, p. 29–32, 2019. DOI: 10.15354/si.19.vw011. Disponível em: https://bonoi.org/index.php/si/article/view/125. Acesso em: 22 jun. 2026.