Naturalness of nonlinear self-couplings in relativistic mean-field models for neutron starsE. F. Lütz, S. S. Rocha, A. R. Taurines, G. F. Marranghello, M. Dillig and C. A. Z. VasconcellosEur. Phys. J. A, 18 2-3 (2003) 483-485DOI: https://doi.org/10.1140/epja/i2002-10265-7