@article{IM_1991__104_1_143884,
     author = {Jan Philip Solovej},
     title = {Proof of the ionization conjecture in a reduced {Hartree-Fock} model.},
     journal = {Inventiones mathematicae},
     pages = {291--312},
     publisher = {mathdoc},
     volume = {104},
     number = {1},
     year = {1991},
     zbl = {0732.35066},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__104_1_143884/}
}