%0 Journal Article %A V. Oxman %A M. Stupel %A A. Sigler %T Geometric Constructions for Geometric Optics Using a Straightedge Only %J Journal for geometry and graphics %D 2014 %P 73-79 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JGG_2014_18_1_JGG_2014_18_1_a5/ %F JGG_2014_18_1_JGG_2014_18_1_a5