4 magazine article(s) by Helmut Cardon
2 surveys found
QO 7.5 QO Tartakower Variation 7...b6 by Helmut Cardon
Yearbook 28 (1993)
SI 30.9 7...a6 and Bd7 SI Rauzer Variation 6.Bg5 by Helmut Cardon
Yearbook 22 (1991)