TY - JOUR AU - V. A. Kibkalo TI - Noncompactness property of fibers and singularities of non-Euclidean Kovalevskaya system on pencil of Lie algebras JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2020 SP - 56 EP - 59 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2020_6_a8/ LA - ru ID - VMUMM_2020_6_a8 ER -