00575nam a2200157Ia 4500020001500000082001900015245011700034260003600151700003000187700002800217490004300245500005600288500000500344100004000349300002800389  a0817636048  a510.9bN147.AS  aArnold Sommerfeld Mathematical theory of diffractionbcTr. by Raymond J. Nagem, Mario Zampolli and Guido Sandri  aBostonbBirkhauser Verlagc2004  aZampolli, Mario ; jt. tr.  aSandri, Guido ; jt. tr.  aProgress in Mathematical Physics v 35  a"Purchased under NBHM grant for the year 2004-2005"  a  aNagem, Raymond J and others d trs.  avii, 157p. Bibl. Index.