Shortened footnote and citation:
{{sfn | FRG) | 1981 | p=}}
* {{cite book | last=FRG) | first=Gert Böhme (Mathematician, Computer scientist, | title=Anwendungsorientierte Mathematik | publisher=Springer | publication-place=Berlin Heidelberg | date=1981 | isbn=3-540-10492-5 | language=de}}
Named reference:
<ref name="h900">{{cite book | last=FRG) | first=Gert Böhme (Mathematician, Computer scientist, | title=Anwendungsorientierte Mathematik | publisher=Springer | publication-place=Berlin Heidelberg | date=1981 | isbn=3-540-10492-5 | language=de | page=}}</ref>