Shortened footnote and citation:
{{sfn|Heimpel|1950|p=}}
* {{cite book | last=Heimpel | first=Hermann | title=Die Vener von Gmünd und Strassburg 1162-1447 | publisher=Vandenhoeck und Ruprecht | publication-place=Göttingen | date=1950 | isbn=3-525-35378-2 | language=de}}
Named reference:
<ref name="t752">{{cite book | last=Heimpel | first=Hermann | title=Die Vener von Gmünd und Strassburg 1162-1447 | publisher=Vandenhoeck und Ruprecht | publication-place=Göttingen | date=1950 | isbn=3-525-35378-2 | language=de | page=}}</ref>