%0 Journal Article %A J. Lazović %T Contribution to the Proximity Determination of non-Quasicomplanar Elliptical Orbits of Celestial Bodies %J Publications of the Department of Astronomy %D 1980 %P 43 - 47 %V 10 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDA_1980_10_1_a5/ %F PDA_1980_10_1_a5