Shortened footnote and citation:
{{sfn | Berndt | 1998 | p=}}
* {{cite book | last=Berndt | first=Rolf | title=Einführung in die Symplektische Geometrie | publisher=Vieweg+Teubner Verlag | publication-place=Braunschweig Wiesbaden | date=1998-03-27 | isbn=3-528-03102-6 | language=de}}
Named reference:
<ref name="e516">{{cite book | last=Berndt | first=Rolf | title=Einführung in die Symplektische Geometrie | publisher=Vieweg+Teubner Verlag | publication-place=Braunschweig Wiesbaden | date=1998-03-27 | isbn=3-528-03102-6 | language=de | page=}}</ref>