000 00418nam a2200181Ia 4500
008 210723s9999||||xx |||||||||||||| ||und||
020 _aNULL
035 _a9340
082 _a530.15
_BJEF
100 _aJeffreys, Harold
245 0 _aOperational Methods In Mathematical Physics
250 _a2nd
260 _aCambridge
_bCambridge University Press
300 _a117
500 _a0
650 _a-
942 _cBK
999 _c9340
_d9340