@article{DAN_1988_303_3_a13,
     author = {A. S. Kel'zon and A. A. Koval'},
     title = {Vibrations of a horizontal rotor inelastic supports with clearances},
     journal = {Doklady Akademii Nauk},
     pages = {570--573},
     publisher = {mathdoc},
     volume = {303},
     number = {3},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_303_3_a13/}
}