00522nam a2200181Ia 4500082002000000100002000020245003400040260003400074300002700108490004300135500000500178690000600183700000500189952010200194964001700296921001000313999001700323  a515.35bW319.LT  aWasow, Wolfgang  aLinear turning point theoryb  aBerlinbSpringer-Verlagc1985  aix, 246p. Index, Bibl.  aApplied Mathematical Sciences v v. 54  a  a   a  00104070aISIbISId1998-09-30l0o515.35 W319.LTpDP20921r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a14902  c14902d14902