ANDRONIKOF, E. A microlocal version of the Riemann-Hilbert correspondence. Topological Methods in Nonlinear Analysis, [S. l.], v. 4, n. 2, p. 417–425, 1994. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.1994.036. Acesso em: 22 jul. 2024.