Bose–Fermi–Hubbard model: Pseudospin operator approach

Repulsion-attraction asymmetry in the Bose-Fermi-Hubbard model

Phase diagrams of the Bose-Fermi-Hubbard-Model: Analytical and numerical studies

The Pseudospin Representation of the Hubbard Model. The High Density Theory

The Pseudospin Representations of the Hubbard Model. The High Density Theory

Pseudospin representation of the two-site Anderson-Hubbard model

Ground-State of the Bose-Hubbard Model