000 00285pam a2200109a 44500
008 160408b1977 xxu||||| |||| 00| 0 eng d
082 _a530.12M588g
100 _aMigdal, A.B.
245 1 _aQUALITATIVE METHODS IN QUANTUM THEORY
260 _a
_bW.A Benjmain
_c1977
997 _aA55181 C
999 _c311128
_d311128