Slavko DURIC; Ivan ARANDELOVIC; Milan MILOTIC. A Variational Principle for the Conduction of Heat. Mathematics and Computer Science: Contemporary Developments Vol. 2, [S. l.], p. 45–65, 2024. DOI: 10.9734/bpi/mcscd/v2/921. Disponível em: https://stm.bookpi.org/MCSCD-V2/article/view/15229. Acesso em: 4 jun. 2026.