SEMERICH, Yu. S. The R‐functions method in the boundary value problem for a complex domain possessing the symmetry. Mathematical Modelling and Analysis, [S. l.], v. 8, n. 1, p. 77–86, 2003. DOI: 10.3846/13926292.2003.9637212. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/9764. Acesso em: 9 may. 2025.