@article{MZM_1989_45_2_a14,
     author = {A. A. Shkalikov and V. T. Pliev},
     title = {Compact perturbations of strongly damped operator pencils},
     journal = {Matemati\v{c}eskie zametki},
     pages = {118--128},
     publisher = {mathdoc},
     volume = {45},
     number = {2},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1989_45_2_a14/}
}