H. Liang, W. H. Long, J. Meng, N. van Giai. Spin symmetry in Dirac negative-energy spectrum in density-dependent relativistic Hartree-Fock theory.
European Physical Journal A, EDP Sciences, 2010, 44, pp.119-124.
⟨10.1140/epja/i2010-10938-6⟩.
⟨in2p3-00480118⟩