Effective fermion models near a tricritical point A. A. AndrianovV. A. Andrianov OriginalPaper Pages: 1 - 10
Some geometric aspects of the nonlinear O(3) sigma-model in the dimension (2+0) E. Sh. Gutshabash OriginalPaper Pages: 11 - 15
Functional representation of the partition function and phase transitions in the Hubbard model V. S. Kapitonov OriginalPaper Pages: 62 - 74
The multipole green functions in the Kondo-lattice theory V. S. Kapitonov OriginalPaper Pages: 75 - 84
Inverse scattering transform method for the Zakharov-Manakov system V. D. LipovskyA. V. Shirokov OriginalPaper Pages: 93 - 105
The role of solvable groups in quantization of Lie algebras V. D. Lyakhovskii OriginalPaper Pages: 106 - 112
On the two methods of calculation of the superfluid current in the A-phase of helium-3 K. Malyshev OriginalPaper Pages: 113 - 122
Antiferromagnetic and superconducting states in the three-band two-dimensional repulsive Hubbard model K. MalyshevV. N. Popov OriginalPaper Pages: 123 - 144
Collective excitations in the ferro-and antiferromagnetic states of the two-dimensional repulsive Hubbard model V. N. PopovP. A. Sevastianov OriginalPaper Pages: 145 - 164