\begin{filecontents}{lit.bib}
@BOOK{test,
author = {Donald Erwin Knuth},
title = {The TeXbook},
year = {1984},
publisher = {Addison-Wesley},
}
\end{filecontents}
\documentclass[a4paper,12pt]{article} % keine Kapitel
\usepackage[ansinew]{inputenc}
\usepackage[T1]{fontenc} %europäische Schriftzeichen
\usepackage{graphicx,textcomp,booktabs,amsmath}
\usepackage{mathptmx,courier} %Times New Roman
\usepackage[scaled]{helvet}
\usepackage[ngerman]{babel} % Neue Rechtschreibung
\usepackage{setspace}
\usepackage{footmisc}
\usepackage[left=4cm, right=2cm, top=2cm, bottom=2cm]{geometry}
\usepackage[
%commabeforerest=true,
authorformat=and,
authorformat=year,
authorformat=abbrv,
commabeforerest,
ibidem=strict,
round,
]{jurabib}
\usepackage[hyperfootnotes=false]{hyperref}
\usepackage{blindtext}
\begin{document}
\blindtext\footnote{bla}\clearpage
\blindtext[4]\footnote{blupp\citet{test}}
\bibliographystyle{jurabib}
\bibliography{lit}
\end{document}
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