TY - JOUR AU - A. V. Zyza TI - On generalized N.~Kovalevski equations in two problems of rigid body dynamics JO - Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki PY - 2019 SP - 73 EP - 83 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VUU_2019_29_1_a6/ LA - ru ID - VUU_2019_29_1_a6 ER -