Parties de Zimmer, Ralph

• Benjamin,+Joel vs Zimmer,+Ralph US-chT+Amateur+East 1998. . 1-0
• Zimmer,+Ralph vs Uhlmann,+Wolfgang Bundesliga+9192 1992. . 1-0
• Vaganian,+Rafael+A vs Zimmer,+Ralph Bundesliga+9394 1994. . 1-0
• Van+Wely,+Loek vs Zimmer,+Ralph New+York+op 1993. . 1-0