@article{FPM_2012_17_5_a6,
     author = {V. Pastor and S. Piskarev},
     title = {The exponential dichotomy on general approximation scheme},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {103--127},
     publisher = {mathdoc},
     volume = {17},
     number = {5},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2012_17_5_a6/}
}