On the description pf fermion systems in boson representations

On the description of fermion systems in boson representations

On the description of fermion systems in boson representations

On the description of fermion systems in boson representations

On the description of fermion systems in boson representations (II). Further discussion of the degenerate model and the y0degree of freedom

Boson description of fermion systems

Mean field description of systems of bosons and fermions