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@article{MAN_1992__293_4_164943, author = {Christian B\"ar}, title = {Lower eigenvalue estimates for {Dirac} operators.}, journal = {Mathematische Annalen}, pages = {39--46}, publisher = {mathdoc}, volume = {293}, number = {4}, year = {1992}, zbl = {0741.58046}, url = {http://geodesic.mathdoc.fr/item/MAN_1992__293_4_164943/} }
Christian Bär. Lower eigenvalue estimates for Dirac operators.. Mathematische Annalen, Tome 293 (1992) no. 4, pp. 39-46. http://geodesic.mathdoc.fr/item/MAN_1992__293_4_164943/