*[ {{navedi splet |url=http://www.kolumbus.fi/leif.snellman/gp373.htm#22 www|title=XI ADAC Eifelrennen |accessdate=13.kolumbus.fi]{{ikonamarca 2008 |work=The Golden Era of Grand Prix Racing | last1=Snellman |first1=Leif |last2=Etzrodt |first2=Hans |language=en }}
*[ {{navedi splet |url=http://www.teamdan.com/archive/gen/1937/1937r.html#eifel www|title=XI ADAC Eifelrennen |accessdate=13.teamdan.com]{{ikonamarca 2008 |work=The GEL Motorsport Information Page | first = Darren | last = Galpin| language=en }}
*[http://www.youtube.com/watch?v=Gh2NCqs9bk8 Video - povzetek dirke] {{ikona de}}