@article{DAN_1974_217_3_a13,
     author = {V. A. Kuzivanov and Yu. N. Smirnov},
     title = {On the problem of gravimeter pendulum motion stability},
     journal = {Doklady Akademii Nauk},
     pages = {558--560},
     publisher = {mathdoc},
     volume = {217},
     number = {3},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_3_a13/}
}