@article{DE_2005_41_10_a16,
     author = {I. V. Marchenko},
     title = {The {Sharp} {Upper} {Bound} on the {Mobility} of the {Highest} {Exponent} of a {Linear} {System} {Under} {Perturbations} {Whose} {Weighted} {Mean} {Is} {Small}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1416--1418},
     publisher = {mathdoc},
     volume = {41},
     number = {10},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2005_41_10_a16/}
}