Neumann Boundary Value Problems with BEM and Collocation. Hungarian Journal of Industry and Chemistry, [S. l.], v. 33, n. 1-2, 2005. DOI: 10.1515/104. Disponível em: https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/104. Acesso em: 8 apr. 2025.