TY - JOUR AU - Announcement 1 TI - Configurations from a Graphical Viewpoint JO - Ars Mathematica Contemporanea PY - 2012 VL - 5 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AMC_2012__5_2_a17/ LA - en ID - AMC_2012__5_2_a17 ER -