@article{IIGUM_2011_4_3_a7,
     author = {V. B. Larionov and V. S. Fedorova},
     title = {Structure of classes of selfdual $k$-valued functions},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {83--98},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2011_4_3_a7/}
}