@article{DAN_1966_167_2_a16,
     author = {A. F. Pozubenkov},
     title = {Free oscillation frequencies of branched chains},
     journal = {Doklady Akademii Nauk},
     pages = {316--317},
     publisher = {mathdoc},
     volume = {167},
     number = {2},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_2_a16/}
}