On normal solvability of a Dirichlet’s type problem for improperly elliptic equation third order. Armenian Journal of Mathematics, [S. l.], v. 2, n. 1, p. 13–27, 2009. Disponível em: https://armjmath.sci.am/index.php/ajm/article/view/49.. Acesso em: 4 may. 2024.