Voir la notice de l'article provenant de la source Math-Net.Ru
@article{JMAG_1995_2_a7, author = {M. A. Ulanovskii}, title = {Conjugate points of the geodesies}, journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii}, pages = {338--346}, publisher = {mathdoc}, volume = {2}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/JMAG_1995_2_a7/} }
M. A. Ulanovskii. Conjugate points of the geodesies. Žurnal matematičeskoj fiziki, analiza, geometrii, Tome 2 (1995), pp. 338-346. http://geodesic.mathdoc.fr/item/JMAG_1995_2_a7/