1. Some Recent Progress and Applications in Graph Minor Theory

   • Ken-ichi Kawarabayashi
   • Bojan Mohar

   OriginalPaper Pages: 1 - 46

2. Bicolored Matchings in Some Classes of Graphs

   • M. C. Costa
   • D. de Werra
   • B. Ries

   OriginalPaper Pages: 47 - 60

3. Realizable Quadruples for Hex-polygons

   • Krzysztof Kołodziejczyk

   OriginalPaper Pages: 61 - 72

4. Three-Class Association Schemes on Galois Rings in Characteristic 4

   • Jianmin Ma

   OriginalPaper Pages: 73 - 86

5. 3-Colorable Even Embeddings on Closed Surfaces

   • Atsuhiro Nakamoto
   • Norihito Sasanuma

   OriginalPaper Pages: 87 - 95

6. Non-Jumping Numbers for 4-Uniform Hypergraphs

   • Yuejian Peng

   OriginalPaper Pages: 97 - 110

7. Difference Families in Z_{2 d +1}⊕Z_{2 d +1} and Infinite Translation Designs in Z⊕Z

   • Andrea Vietri

   OriginalPaper Pages: 111 - 121