@article{DAN_1993_331_4_a10,
     author = {V. B. Kolmanovskii},
     title = {On the stability of some systems with arbitrary aftereffect},
     journal = {Doklady Akademii Nauk},
     pages = {421--424},
     year = {1993},
     volume = {331},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_331_4_a10/}
}