000 00392pam a2200133a 44500
040 _aP K Kelkar Library, IIT Kanpur
082 _a530.1
_bC81P
100 _aCorson, E. M.
245 1 _aPerturbation methods in the quantum mechanics of n-electron systems
_cE. M. Corson
260 _aLondon
_bBlackie
_c1951
300 _axi, 308p
650 _aQuantum mechanics
997 _a10352 C
999 _c409979
_d409979