000 00412nam a2200133 a 4500
008 170703s1991####bl ||||f#|||||00| 0#uuu#d
003 AR-SmCIES
024 8 _aCBPF-NF-043-91
091 _a38310
245 1 0 _aGeneralized hubbard hamiltonian: Renormalization group approach.
260 _a[s.l.] :
_b[s.n.],
_c1991.
999 _c17011
_d17011