%0 Journal Article %A R. Z. Gushel' %T On 150-th anniversary of the ”Pedagogical collected articles” %J Matematičeskoe obrazovanie %D 2014 %P 58-63 %N 1 %U http://geodesic.mathdoc.fr/item/MO_2014_1_a5/ %G ru %F MO_2014_1_a5