Kawarabayashi, Ken-ichi

• The Electronic Journal of Combinatorics Volume 17 (2010) - Research Papers
  Double-Critical Graphs and Complete Minors
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 18, Issue 1 (2011) - Papers
  Toughness of $K_{a,t}$-Minor-free Graphs
  Abstract  PDF