Zha, Xiaoya

• The Electronic Journal of Combinatorics Volume 18, Issue 1 (2011) - Papers
  On a Conjecture Concerning the Petersen Graph
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 9 (2002) - Research Papers
  On the Connectivity of Graphs Embedded in Surfaces II
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 21, Issue 1 (2014) - Papers
  On a Conjecture Concerning the Petersen Graph: Part II
  Abstract  PDF  Updated version  Updated-AK  Official source
• The Electronic Journal of Combinatorics Volume 24, Issue 4 (2017) - Papers
  A Note on Chromatic Number and Induced Odd Cycles
  Abstract  PDF  Official source