\documentclass{article}

\usepackage[backend=biber]{biblatex}
\bibliography{test_biber} % or
% \addbibresource{<database>.<extension>}

\begin{document}

\cite{Guth:1980zm,Linde:1981mu,Albrecht:1982wi}
\cite{1982PhRvL..48.1220A}
\printbibliography

\end{document}
