@article{FAA_2011_45_3_a1,
     author = {V. A. Vassiliev},
     title = {On topological invariants of real algebraic functions},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {4--15},
     publisher = {mathdoc},
     volume = {45},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2011_45_3_a1/}
}