Record by referee Rainer Boos CompetitionDateMatchMatchRes.Bundesliga12.10.1991Schalke - RostockS04 - HRO5:0Bundesliga14.03.1992Leverkusen - SchalkeB04 - S042:1Bundesliga29.05.1993Köln - SchalkeKOE - S042:1DFB-Pokal01.02.1989Aachen - UerdingenAAC - KFC1:4