Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1988_44_2_a11, author = {M. I. Shtogrin}, title = {Action centers of planigons}, journal = {Matemati\v{c}eskie zametki}, pages = {262--278}, publisher = {mathdoc}, volume = {44}, number = {2}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1988_44_2_a11/} }
M. I. Shtogrin. Action centers of planigons. Matematičeskie zametki, Tome 44 (1988) no. 2, pp. 262-278. http://geodesic.mathdoc.fr/item/MZM_1988_44_2_a11/