Sicilian Dragon : Classical and Levenfish Variations by Sapi, Laszlo 9780020298045 | eBay
Alexander Alekhine vs Grigory Levenfish - St Petersburg (1912) - YouTube
TRAP THE SICILIAN DRAGON WITH LEVENFISH - YouTube
Ilya Rabinovich vs. Grigory Levenfish Chess Puzzle - SparkChess
Douglas Griffin on Twitter: "Paul Keres, pictured at the 12th USSR Championship in Moscow, September-October 1940. In the final photo he is seen in play v. Grigory Levenfish in the 17th round
Sicilian Dragon: Classical and Levenfish Variations (Macmillan Chess Library) by Sapi, Laszlo; Schneider, Attila: As New Soft cover (1991) 1st Edition | WTP Books