Mel’nik, Y. I. and Podlipenko, Y. K. (1993) “On Green’s function for the Helmholtz equation in a wedge”, Ukrains’kyi Matematychnyi Zhurnal, 45(9), pp. 1312-1314. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/5935 (Accessed: 2June2024).