000 00365nam a2200133Ia 4500
008 190601s9999 xx 000 0 und d
082 _a515.7242
_bNAI
100 _aNaimark, M.A.
245 0 _aLinear differential operators
260 _aLondon
_bGeorge G. Harrap
_c1968
300 _a2 v. (v.2-xv, 352 p.)
650 _aLinear differential operators
942 _cS
999 _c120009
_d120008