Stankova, Zvezdelina

• The Electronic Journal of Combinatorics Volume 14 (2007) - Research Papers
  Shape-Wilf-Ordering on Permutations of Length 3
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 9, Issue 2 (2002-3) (Permutation Patterns) - Research Papers
  $321$-Polygon-Avoiding Permutations and Chebyshev Polynomials
  Abstract  PDF