Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts
@article{NM_2006_LI_3-4_a0, author = {Vladimir Jankovi\'c}, title = {Keplerovi problemi}, journal = {Nastava matematike}, pages = {1 }, publisher = {mathdoc}, volume = {LI}, number = {3-4}, year = {2006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/NM_2006_LI_3-4_a0/} }
Vladimir Janković. Keplerovi problemi. Nastava matematike, LI (2006) no. 3-4, p. 1 . http://geodesic.mathdoc.fr/item/NM_2006_LI_3-4_a0/