he played until 1993 and again from 1994 to 1998. With Solingen he was in 1980, 1981, 1987, 1988 and 1997 German team champion and won the 1990 European...

). ISBN 978-0-900846-29-8. B.C.M. Classic Reprints, number 14: Die Schacholympiade Von Hamburg 1930, F. Chalupetzky and L. Tóth, 01-12-1973. ISBN 978-0-900846-12-0...