The Botvinnik Semi-Slavde Steffen PedersenEdiciones (1)The Botvinnik Semi-Slav (2000)Gambit Publications · inglés · ISBN 9781901983265Más obras de Steffen PedersenBeating the Indian DefencesQQueen's Gambit for the Attacking PlayerQueen's Gambit for the Attacking PlayerEasy Guide to the Bb5 Sicilian (Easy Guide)