@article{VMUMM_1991_4_a9,
     author = {A. Fragella Collar},
     title = {Some spectral questions in the problem of small oscillations of a rotating fluid},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {41--44},
     publisher = {mathdoc},
     number = {4},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_4_a9/}
}