A multi-orbital iterated perturbation theory for model Hamiltonians and real material-specific calculations of correlated systemsNagamalleswararao Dasari, Wasim Raja Mondal, Peng Zhang, Juana Moreno, Mark Jarrell and N. S. VidhyadhirajaEur. Phys. J. B, 89 9 (2016) 202DOI: https://doi.org/10.1140/epjb/e2016-70133-4