Voir la notice de l'article provenant de la source Math-Net.Ru
@article{CHEB_2014_15_2_a8, author = {A. R. Esayan and N. M. Dobrovolsky}, title = {Conceptual schemes}, journal = {\v{C}eby\v{s}evskij sbornik}, pages = {134--140}, publisher = {mathdoc}, volume = {15}, number = {2}, year = {2014}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/CHEB_2014_15_2_a8/} }
A. R. Esayan; N. M. Dobrovolsky. Conceptual schemes. Čebyševskij sbornik, Tome 15 (2014) no. 2, pp. 134-140. http://geodesic.mathdoc.fr/item/CHEB_2014_15_2_a8/