Dissipative quantum systems.
F. Guinea, E. Bascones, and M.J. Calderon.
of II training course in the physics of correlated systems and
high Tc superconductors. IIASS. Vietri sul Mare (SA).
Published by the American Institute of Physics, June 1998. Ed. F.Mancini.
The full manuscript is available in pdf here (702KB).