TY - JOUR AU - V. A. Kibkalo TI - Topological classification of Liouville foliations for the Kovalevskaya integrable case on the Lie algebra $\operatorname{so}(4)$ JO - Sbornik. Mathematics PY - 2019 SP - 625 EP - 662 VL - 210 IS - 5 UR - http://geodesic.mathdoc.fr/item/SM_2019_210_5_a0/ LA - en ID - SM_2019_210_5_a0 ER -