TY - JOUR AU - Xin He TI - Guest Editor's Foreword JO - Journal of Graph Algorithms and Applications PY - 2004 SP - 133 EP - 134 VL - 8 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00085/ DO - 10.7155/jgaa.00085 LA - en ID - JGAA_2004_8_2_a0 ER -