@article{AIHPA_1990__52_4_303_0, author = {Helffer, B. and Sj\"ostrand, J.}, title = {On diamagnetism and de {Haas-van} {Alphen} effect}, journal = {Annales de l'I.H.P. Physique th\'eorique}, pages = {303--375}, publisher = {Gauthier-Villars}, volume = {52}, number = {4}, year = {1990}, zbl = {0715.35070}, mrnumber = {1062904}, language = {en}, url = {http://www.numdam.org/item/AIHPA_1990__52_4_303_0/} }