Dirac-Brueckner-Hartree-Fock calculations for isospin asymmetric nuclear matter based on improved approximation schemesE. N. E. van Dalen, C. Fuchs, C Fuchs and C FuchsEur. Phys. J. A, 31 1 (2007) 29-42DOI: https://doi.org/10.1140/epja/i2006-10165-x