Xu, Xiaodong

• The Electronic Journal of Combinatorics Volume 16, Issue 1 (2009) - Notes
  An Improvement to Mathon's Cyclotomic Ramsey Colorings
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 17 (2010) - Notes
  A Generalization of Generalized Paley Graphs and New Lower Bounds for $R(3,q)$
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 17 (2010) - Notes
  Upper and lower bounds for $F_v(4,4;5)$
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 27, Issue 3 (2020) - Papers
  Chromatic Vertex Folkman Numbers
  Abstract  PDF