@article{IM_1990__100_2_143786,
     author = {C. Viterbo},
     title = {A new obstruction to embedding {Lagrangian} tori.},
     journal = {Inventiones mathematicae},
     pages = {301--320},
     publisher = {mathdoc},
     volume = {100},
     number = {2},
     year = {1990},
     zbl = {0727.58015},
     url = {http://geodesic.mathdoc.fr/item/IM_1990__100_2_143786/}
}