@article{ISU_2008_8_3_a10,
     author = {D. V. Speranskii},
     title = {Experiments with non-stationary bilinear discrete systems},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {86--92},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2008_8_3_a10/}
}