%0 Journal Article
%A Yu. N. Maltsev
%A A. S. Monastyreva
%T On some properties of triangle $OIG$
%J The Teaching of Mathematics
%D 2020
%P 102 
%V XXIII
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TM2_2020_XXIII_2_a2/
%G en
%F TM2_2020_XXIII_2_a2