Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_2018_103_5_a13, author = {A. V. Podobryaev}, title = {Diameter of the {Berger} {Sphere}}, journal = {Matemati\v{c}eskie zametki}, pages = {779--784}, publisher = {mathdoc}, volume = {103}, number = {5}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2018_103_5_a13/} }
A. V. Podobryaev. Diameter of the Berger Sphere. Matematičeskie zametki, Tome 103 (2018) no. 5, pp. 779-784. http://geodesic.mathdoc.fr/item/MZM_2018_103_5_a13/