GHULAM YAMEEN MALLAH; MEHBOOB ALI JATOI; IZHAR ALI AMUR; MUNWAR AYAZ MEMON; MUZAFFAR BASHIR ARAIN. EXACT SOLUTION OF PLANE WAVE DIFFRACTION IN SEMI INFINITE PARALLEL PLATE WAVEGUIDES USING THE MATRIX WIENER-HOPF EQUATION. Policy Research Journal, [S. l.], v. 4, n. 4, p. 827–838, 2026. Disponível em: https://policyrj.com/1/article/view/1879. Acesso em: 29 apr. 2026.