Voir la notice de l'article provenant de la source Math-Net.Ru
@article{INTA_1981_19_a3, author = {Yu. M. Smirnov}, title = {The theory of shapes. {I}}, journal = {Itogi Nauki i Tekhniki. Seriya Algebra. Geometriya. Topologiya }, pages = {181--207}, publisher = {mathdoc}, volume = {19}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/INTA_1981_19_a3/} }
Yu. M. Smirnov. The theory of shapes. I. Itogi Nauki i Tekhniki. Seriya Algebra. Geometriya. Topologiya , Tome 19 (1981), pp. 181-207. http://geodesic.mathdoc.fr/item/INTA_1981_19_a3/