00488nam a2200169Ia 4500082002000000100001800020245007800038260002500116300001500141500000500156690000600161700000500167952010200172964001700274921001000291999001700301  a515.35bC725.SB  aColton, D. L.  aSolution of boundary value problems by the method of integral operatorsb  aLondonbPitmanc1976  a148p. Ref.  a  a   a  00104070aISIbISId1998-09-22l0o515.35 C725.SBpDP15586r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a13189  c13189d13189