@article{PDA_1980_10_1_a3,
     author = {J. Lazovi\'c and M. Kuzmanoski},
     title = {Proximities of {Asteroids} (1) {Ceres,} (2) {Pallas,} (3) {Juno} and (4) {Vesta}},
     journal = {Publications of the Department of Astronomy},
     pages = {29 - 34},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1980},
     url = {http://geodesic.mathdoc.fr/item/PDA_1980_10_1_a3/}
}