TY - JOUR AU - Immanuel Halupczok AU - André Schulz TI - Pinning balloons with perfect angles and optimal area JO - Journal of Graph Algorithms and Applications PY - 2012 SP - 847 EP - 870 VL - 16 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00280/ DO - 10.7155/jgaa.00280 LA - en ID - JGAA_2012_16_4_a2 ER -