%0 Journal Article %A E. Potoskuev %T Analytic Geometry as the Prolongation of Studiing Elementary Geometry in Teachers Institutes %J Matematičeskoe obrazovanie %D 2011 %P 38-45 %N 3-4 %U http://geodesic.mathdoc.fr/item/MO_2011_3-4_a5/ %G ru %F MO_2011_3-4_a5