00368nam a2200133 a 450000500170000002000140001708200220003110000150005324500470006825000120011526000360012730000310016349000400019420251203090445.0  a038796805  a515.723,bDD, Dav  aDavies, B.  aIntegral transforms and their applications  a2nd ed.  aNew YorkbSpringer-Verlagc1985  axv, 411p.b50 ill., 22 cm.  aApplied mathematical sciencesdv.25