@article{DOCMA_2005__10__a10,
     author = {Jakubassa-Amundsen, D.H.},
     title = {The projected single-particle {Dirac} operator for {Coulombic} potentials},
     journal = {Documenta mathematica},
     pages = {331--356},
     publisher = {mathdoc},
     volume = {10},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2005__10__a10/}
}