Solving 7x7 Hex: Virtual Connections and Game-State Reduction. - Ryan Hayward; Yngvi Björnsson; Michael Johanson; Morgan Kan; Nathan Po; Jack van Rijswijck (ACG, 2003)

Solving 7x7 Hex with domination, fill-in, and virtual connections. - Ryan Hayward; Yngvi Björnsson; Michael Johanson; Morgan Kan; Nathan Po; Jack van Rijswijck (Theor. Comput. Sci., 2005)