%0 Journal Article %A J. Beban-Brkic %A R. Kolar-Super %A Z. Kolar-Begovic %A V. Volenec %T On Feuerbach's Theorem and a Pencil of Circles in the Isotropic Plane %J Journal for geometry and graphics %D 2006 %P 125-132 %V 10 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JGG_2006_10_2_JGG_2006_10_2_a0/ %F JGG_2006_10_2_JGG_2006_10_2_a0