People

• Peter Cameron
• Charles Delorme
• Philippe Flajolet
• Brendan McKay
• Erich Prisner
• Herbert S. Wilf

Centers

• European Mathematical Society
• Societat Catalana de Matemàtiques
• Centre de Recerca Matemàtica
• Stanford Mathematics

Resources

• Graphs, Theory-Algorithms-Complexity
• Sloane's On-Line Encyclopedia of Integer Sequences
• Groups and Graphs