@article{AIHPA_1994__60_2_189_0,
     author = {Laguel, M.},
     title = {Sur l'hamiltonien effectif associ\'e \`a l'op\'erateur de {Schr\"odinger} magn\'etique avec potentiel p\'eriodique},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {189--210},
     publisher = {Gauthier-Villars},
     volume = {60},
     number = {2},
     year = {1994},
     mrnumber = {1270295},
     zbl = {0815.35095},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1994__60_2_189_0/}
}