@article{FAA_1996_30_2_a3,
     author = {Yu. V. Chekanov},
     title = {Critical {Points} of {Quasi-Functions} and {Generating} {Families} of {Legendrian} {Manifolds}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {56--69},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1996_30_2_a3/}
}