LAL, J.; AHUJA, K. L. Solidification of a Liquid Sphere with a given Heat Flux at the Surface. Defence Science Journal, [S. l.], v. 18, n. 3, p. 141–146, 2014. DOI: 10.14429/dsj.18.7444. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7444. Acesso em: 18 aug. 2025.