000 00275nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a515.7
_bKIR
100 _aKirillov, A.A.
245 _aTheorems and problems in functional analysis
260 _b[s.n.]
_a[s.l.]
_c1919
999 _c142690
_d142690