@article{SIGMA_2009_5_a66,
     author = {Emilio Musso and Lorenzo Nicolodi},
     title = {Symplectic {Applicability} of {Lagrangian} {Surfaces}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2009},
     volume = {5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2009_5_a66/}
}