TY - JOUR AU - Jan Christoph Athenstädt AU - Sabine Cornelsen TI - Planarity of Overlapping Clusterings Including Unions of Two Partitions JO - Journal of Graph Algorithms and Applications PY - 2017 SP - 1057 EP - 1089 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00450/ DO - 10.7155/jgaa.00450 LA - en ID - JGAA_2017_21_6_a4 ER -