@article{01770061,
title = {The ground state energy of relativistic one-electron atoms according to Jansen and He\ss .},
journal = {Documenta Mathematica},
volume = {7},
year = {2002},
pages = {167-182},
zbl = {0996.81114},
language = {en},
url = {http://dml.mathdoc.fr/item/01770061}
}
Brummelhuis, Raymond; Siedentop, Heinz; Stockmeyer, Edgardo. The ground state energy of relativistic one-electron atoms according to Jansen and Heß.. Documenta Mathematica, Tome 7 (2002) pp. 167-182. http://gdmltest.u-ga.fr/item/01770061/