{{sfn|Reuß|Kräling|2014|p=}}

* {{cite book | last=Reuß | first=Eberhard | last2=Kräling | first2=Ferdi | title=Formel 2 | publisher=Delius Klasing | publication-place=Bielefeld | date=2014-09-15 | isbn=978-3-7688-3865-8 | language=de}}

<ref name="q258">{{cite book | last=Reuß | first=Eberhard | last2=Kräling | first2=Ferdi | title=Formel 2 | publisher=Delius Klasing | publication-place=Bielefeld | date=2014-09-15 | isbn=978-3-7688-3865-8 | language=de | page=}}</ref>