@article{SMJ2_1997_23_2_a2,
     author = {Christov, Ognyan},
     title = {On the {KAM} - {Theory} {Conditions} for the {Kirchhoff} {Top}},
     journal = {Serdica Mathematical Journal},
     pages = {113--124},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_1997_23_2_a2/}
}