%0 Journal Article %A N. Ya. Amburg %A E. M. Kreines %A G. B. Shabat %T Poincar\'e polynomial of the space $\overline{{\mathcal M}_{0,n}}({\mathbb C})$ and the number of points of the space $\overline{{\mathcal M}_{0,n}}({\mathbb F}_q)$ %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2017 %P 20-27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2017_4_a2/ %G ru %F VMUMM_2017_4_a2