Around four vertices
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 45 (1990) no. 1, pp. 229-230
Voir la notice de l'article provenant de la source Math-Net.Ru
@article{RM_1990_45_1_a20,
author = {S. L. Tabachnikov},
title = {Around four vertices},
journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
pages = {229--230},
publisher = {mathdoc},
volume = {45},
number = {1},
year = {1990},
language = {en},
url = {http://geodesic.mathdoc.fr/item/RM_1990_45_1_a20/}
}
S. L. Tabachnikov. Around four vertices. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 45 (1990) no. 1, pp. 229-230. http://geodesic.mathdoc.fr/item/RM_1990_45_1_a20/