TY - JOUR AU - Michael Kaufmann TI - Guest Editor's Foreword JO - Journal of Graph Algorithms and Applications PY - 2002 SP - 177 EP - 178 VL - 6 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00050/ DO - 10.7155/jgaa.00050 LA - en ID - JGAA_2002_6_3_a0 ER -