@article{AA_2007_19_1_a7,
     author = {A. I. Nazarov and F. V. Petrov},
     title = {On {Tabachnikov's} conjecture},
     journal = {Algebra i analiz},
     pages = {177--193},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2007_19_1_a7/}
}