%0 Journal Article %A A. Zachos %A G. Zouzoulas %T An Evolutionary Structure of Pyramids in the Three-Dimensional Euclidean Space %J Journal of convex analysis %D 2011 %P 833-853 %V 18 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2011_18_3_JCA_2011_18_3_a14/ %F JCA_2011_18_3_JCA_2011_18_3_a14