https://chessforallages.blogspot.com/2012/05/unusual-1e4-responses-according-to.html
Chess for All Ages: Unusual 1.e4 Responses According to Khalifman
In Openings According to Khalifman , I assembled 'a summary of the theory covered by each volume, as determined by following the site's Anan...
chess for all agesaccording tounusual