@article{CMFD_2024_70_3_a5,
     author = {A. S. Mishchenko},
     title = {Maslov index on symplectic manifolds infinitesimal {Lagrangian} manifolds},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {417--427},
     publisher = {mathdoc},
     volume = {70},
     number = {3},
     year = {2024},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2024_70_3_a5/}
}