@article{AFST_2011_6_20_3_599_0,
     author = {Colin de Verdi\`ere, Yves and Torki-Hamza, Nabila and Truc, Fran\c{c}oise},
     title = {Essential self-adjointness for combinatorial {Schr\"odinger} operators {III-} {Magnetic} fields},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {599--611},
     publisher = {Universit\'e Paul Sabatier, Institut de math\'ematiques},
     address = {Toulouse},
     volume = {Ser. 6, 20},
     number = {3},
     year = {2011},
     doi = {10.5802/afst.1319},
     zbl = {1250.47025},
     mrnumber = {2894840},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/afst.1319/}
}