@article{DAN_1989_308_1_a5,
     author = {G. G. Kazaryan and V. N. Markaryan},
     title = {Lower bounds for the functional dimension of the solution space of},
     journal = {Doklady Akademii Nauk},
     pages = {31--33},
     publisher = {mathdoc},
     volume = {308},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_308_1_a5/}
}