Hwang, W.S.W.S.HwangWEI-SHIEN HWANG2020-01-172020-01-171999https://scholars.lib.ntu.edu.tw/handle/123456789/451869A boundary spectral method for solving exterior acoustical problems with hypersingular integralsjournal article10.1002/(SICI)1097-0207(19990430)44:12<17752-s2.0-0032629386https://www.scopus.com/inward/record.uri?eid=2-s2.0-0032629386&doi=10.1002%2f%28SICI%291097-0207%2819990430%2944%3a12%3c1775%3a%3aAID-NME560%3e3.0.CO%3b2-9&partnerID=40&md5=7382204a13e2b4c8c38dafd3379ca246