@article{IIMI_2006_2_a46,
     author = {S. F. Nikolaev and E. L. Tonkov and I. V. Feklistov},
     title = {Oscillations of two rigidly connected material points},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {201--204},
     year = {2006},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2006_2_a46/}
}