%0 Journal Article %A O. T. Pop %A M. DalcĂ­n %T Equalities and Inequalities in the Excircle Quadrilateral of a Convex Quadrilateral %J Journal for geometry and graphics %D 2023 %P 171-179 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JGG_2023_27_2_JGG_2023_27_2_a4/ %F JGG_2023_27_2_JGG_2023_27_2_a4