JHANGEER, A.; AL-MUFADI, F. Conserved Quantities for the General Linear Heat Equation. JOURNAL OF ADVANCES IN PHYSICS, [S. l.], v. 12, n. 4, p. 4437–4439, 2016. DOI: 10.24297/jap.v12i4.4418. Disponível em: https://rajpub.com/index.php/jap/article/view/4418. Acesso em: 5 may. 2024.