TY - JOUR AU - D.H. Jakubassa-Amundsen TI - The projected single-particle Dirac operator for Coulombic potentials JO - Documenta mathematica PY - 2005 SP - 331 EP - 356 VL - 10 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/191/ DO - 10.4171/dm/191 ID - 10_4171_dm_191 ER -