@article{DE_2006_42_3_a6,
     author = {A. V. Lipnitskii},
     title = {On the singular and higher characteristic exponents of an almost periodic linear differential system with an affine dependence on a parameter},
     journal = {Differencialʹnye uravneni\^a},
     pages = {347--355},
     publisher = {mathdoc},
     volume = {42},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2006_42_3_a6/}
}