Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MP_2008_a15, author = {S. L. Tabachnikov and D. B. Fuchs}, title = {{\CYRD}{\cyrv}{\cyra}{\cyrd}{\cyrc}{\cyra}{\cyrt}{\cyrsftsn} {\cyrs}{\cyre}{\cyrm}{\cyrsftsn} {\cyrp}{\cyrr}{\cyrya}{\cyrm}{\cyrery}{\cyrh}}, journal = {Matematicheskoe Prosveshchenie}, pages = {145--160}, publisher = {mathdoc}, year = {2008}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_2008_a15/} }
S. L. Tabachnikov; D. B. Fuchs. Двадцать семь прямых. Matematicheskoe Prosveshchenie, Matematicheskoe Prosveshchenie (2008), pp. 145-160. http://geodesic.mathdoc.fr/item/MP_2008_a15/