The problem of the knight's tour resolved / by Chapais in "Essais analytiques sur les Echecs" ; with introductory remarks and notes by Harrie Grondijs ; final editing by Rieneke van Zutphen

The problem of the knight's tour resolved / by Chapais in "Essais analytiques sur les Echecs" ; with introductory remarks and notes by Harrie Grondijs ; final editing by Rieneke van Zutphen