Tsugaki, Masao

• The Electronic Journal of Combinatorics Volume 22, Issue 1 (2015) - Papers
  Spanning $k$-trees of Bipartite Graphs
  Abstract  PDF  source files  Official source
• The Electronic Journal of Combinatorics Volume 26, Issue 4 (2019) - Papers
  A Degree Sum Condition on the Order, the Connectivity and the Independence Number for Hamiltonicity
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 30, Issue 4 (2023) - Papers
  A Spanning Tree with at Most $k$ Leaves in a $K_{1,p}$-Free Graph
  Abstract  PDF