HOSSEINY MATIKOLAI, S.A. ON THE STRUCTURE OF WIENER–HOPF OPERATOR CORRESPONDING TO ANISOTROPIC BOUNDARY VALUE PROBLEM, CONNECTED WITH HELMHOLTZ–SCHRÖDINGER ЕQUATION WITH THE BOUNDARY CONDITIONS OF THE FIRST AND SECOND TYPE. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 45, n. 2 (225), p. 22–26, 2011. DOI: 10.46991/PYSU:A/2011.45.2.022. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol45_no2_2011_pp022-026. Acesso em: 22 nov. 2024.