00550nam a2200181Ia 4500082001900000100002000019245006000039260002600099300002800125490003900153500000500192690000600197700002000203952010100223964001700324921001000341999001700351  a530.1bP454.ST  aPerry, Peter A.  aScattering theory by the Enss methodbcEd. by O. Simon  aLondonbHarwoodc1983  axiv, 347p. Index, Bibl.  aMathematical reportsv v. I. Pt. I  a  a   aSimon, O. ; ed.  00104070aISIbISId1998-10-12l0o530.1 P454.STpDP20222r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a16868  c16868d16868