%0 Journal Article %A A. I. Safonov %A O. V. Kholostova %T On periodic motions of a symmetrical satellite in an orbit with small eccentricity in the case of multiple combinational resonance of the third and fourth orders %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2018 %P 373-394 %V 28 %N 3 %U http://geodesic.mathdoc.fr/item/VUU_2018_28_3_a7/ %G ru %F VUU_2018_28_3_a7