%0 Journal Article %A Norbert Röhrl %A Raymond Brummelhuis %A Heinz Siedentop %T Stability of the relativistic electron-positron field of atoms in Hartree-Fock approximation: Heavy elements %J Documenta mathematica %D 2001 %P 1-8 %V 6 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/93/ %R 10.4171/dm/93 %F 10_4171_dm_93