Ma, Jun

• The Electronic Journal of Combinatorics Volume 17 (2010) - Research Papers
  Value-Peaks of Permutations
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 17 (2010) - Research Papers
  Cyclic Permutations of Sequences and Uniform Partitions
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 23, Issue 4 (2016) - Papers
  The Cycle Descent Statistic on Permutations
  Abstract  PDF  supplementary files  Official Soure
• The Electronic Journal of Combinatorics Volume 25, Issue 1 (2018) - Papers
  Context-Free Grammars for Several Polynomials Associated with Eulerian Polynomials
  Abstract  PDF  source files  Official Source
• The Electronic Journal of Combinatorics Volume 26, Issue 2 (2019) - Papers
  The Ascent-Plateau Statistics on Stirling Permutations
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 25, Issue 4 (2018) - Papers
  On Certain Combinatorial Expansions of the Legendre-Stirling Numbers
  Abstract  PDF  source files  Updated source file  Official Source
• The Electronic Journal of Combinatorics Volume 26, Issue 3 (2019) - Papers
  $1/k$-Eulerian Polynomials and $k$-Inversion Sequences
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 27, Issue 3 (2020) - Papers
  The $1/k$-Eulerian Polynomials of Type $B$
  Abstract  PDF