MEHTA, B. S. Time Reversal Problem of Heat Conduction in Solids of Spherical Symmetry. Defence Science Journal, [S. l.], v. 26, n. 2, p. 81–86, 2014. DOI: 10.14429/dsj.26.6625. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6625. Acesso em: 6 jul. 2025.