Citation: Jj. Rodriguez-nunez et al., Evolution of single-particle green functions with correlation in the Hubbard model at half-filling: sum rules for the spectral density, PHYSICA B, 261, 1999, pp. 773-774
Citation: S. Schafroth et Jj. Rodriguez-nunez, Evolution of one-particle and double-occupied Green functions for the Hubbard model, with interaction, at half-filling with lifetime effects within the moment approach, PHYS REV B, 60(8), 1999, pp. 5366-5374