Phase diagram of neutron star quark matter in nonlocal chiral models
  We analyze the phase diagram of two-flavor quark matter under neutron star constraints for a nonlocal covariant quark model within the mean field approximation. Applications to cold compact stars are discussed. 
D. Gomez Dumm, D.B. Blaschke, A.G. Grunfeld, T. Klahn, N.N. Scoccola