Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1996_10_a1, author = {A. M. Gurin}, title = {Properties of mutually arranged balls in three-dimensional space}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {9--12}, publisher = {mathdoc}, number = {10}, year = {1996}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1996_10_a1/} }
A. M. Gurin. Properties of mutually arranged balls in three-dimensional space. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 10 (1996), pp. 9-12. http://geodesic.mathdoc.fr/item/IVM_1996_10_a1/