Zhang, Yuqin

• The Electronic Journal of Combinatorics Volume 15 (2008) - Notes
  A Note about Bezdek's Conjecture on Covering an Annulus by Strips
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 12 (2005) - Research Papers
  Packing and Covering a Unit Equilateral Triangle with Equilateral Triangles
  Abstract  PDF