@article{AA_2009_21_3_a4,
     author = {E. A. Hirsch and D. M. Itsykson},
     title = {Infinitely frequently one-sided function based on an assumption on complexity in the mean},
     journal = {Algebra i analiz},
     pages = {130--144},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2009_21_3_a4/}
}