@article{KUTGS_1997_23_a9,
     author = {K. V. Polyakova},
     title = {Connections in the bundles associated with the manifold of pairs of tangent and contact planes of a~surface},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {99--112},
     publisher = {mathdoc},
     volume = {23},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1997_23_a9/}
}