Opérateurs de Schrödinger avec champs magnétiques faibles et constants
Séminaire Équations aux dérivées partielles (Polytechnique) (1988-1989), Talk no. 12, 11 p.
     author = {Helffer, Bernard and Sj\"ostrand, Johannes},
     title = {Op\'erateurs de Schr\"odinger avec champs magn\'etiques faibles et constants},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique)},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1988-1989},
     note = {talk:12},
     zbl = {0702.35185},
     mrnumber = {1032288},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1988-1989____A12_0}
Helffer, B.; Sjöstrand, J. Opérateurs de Schrödinger avec champs magnétiques faibles et constants. Séminaire Équations aux dérivées partielles (Polytechnique) (1988-1989), Talk no. 12, 11 p. http://www.numdam.org/item/SEDP_1988-1989____A12_0/

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