@article{PDA_1981_11_a0,
     author = {B. Popovi\'c},
     title = {Motion of {Two} {Very} {Near} {Minor} {Planets}},
     journal = {Publications of the Department of Astronomy},
     pages = {5 },
     publisher = {mathdoc},
     volume = {11},
     year = {1981},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PDA_1981_11_a0/}
}