Symmetric boundary integral formulations of transient heat conduction: saddle-point theorems for BE analysis and BE-FE coupling. Archives of Mechanics, [S. l.], v. 49, n. 2, p. 253–283, 1997. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v49p253. Acesso em: 19 sep. 2025.