00572nam a2200181Ia 4500082001900000100004000019245003800059260002700097300001500124490006500139500000500204690000600209700003000215952010100245964001700346921001000363999001700373  a515.7bL972.EF  aLusternik, L. A. and Sobolev, V. J.  aElements of functional analysisb  aDelhibHindustanc1974  axvi, 360p.  aInternational monographs on Advanced Mathematics and Physics  a  a   aSobolev, V. J.; jt. auth.  00104070aISIbISId1998-09-16l0o515.7 L972.EFpDP10516r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a11376  c11376d11376