Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1976_19_4_a15, author = {S. S. Kutateladze}, title = {Symmetry measures}, journal = {Matemati\v{c}eskie zametki}, pages = {615--622}, publisher = {mathdoc}, volume = {19}, number = {4}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1976_19_4_a15/} }
S. S. Kutateladze. Symmetry measures. Matematičeskie zametki, Tome 19 (1976) no. 4, pp. 615-622. http://geodesic.mathdoc.fr/item/MZM_1976_19_4_a15/