@article{SM_1992_72_2_a12,
     author = {L. A. Bagirov and V. A. Kondrat'ev},
     title = {On the asymptotics of solutions of differential equations in {Hilbert} space},
     journal = {Sbornik. Mathematics},
     pages = {485--501},
     publisher = {mathdoc},
     volume = {72},
     number = {2},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1992_72_2_a12/}
}