TY - JOUR AU - Vassilis Tsiaras AU - Sofia Triantafilou AU - Ioannis Tollis TI - DAGmaps: Space Filling Visualization of Directed Acyclic Graphs JO - Journal of graph algorithms and applications PY - 2009 SP - 319 EP - 347 VL - 13 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00190/ DO - 10.7155/jgaa.00190 LA - en ID - JGAA_2009_13_3_a2 ER -