?url_ver=Z39.88-2004&rft_id=10.1063%2F1.4801140&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Hasan&rft.aufirst=M.K.&rft.au=Hasan%2C+M.K.&rft.isbn=9780735411500&rft.date=2013&rft.issn=0094243X&rft.title=Complexity+reduction+approach+for+solving+hyperbolic+problems&rft.genre=proceeding