[n] J. S. Hangst et al., “Laser Cooling of Stored Beams in ASTRID”, in Proc. PAC'91, San Francisco, CA, USA, May 1991, pp. 1764-1767.
%\cite{Hangst:PAC91} \bibitem{Hangst:PAC91} J. S. Hangst \emph{et al.}, \textquotedblleft{Laser Cooling of Stored Beams in ASTRID}\textquotedblright, in \emph{Proc. PAC’91}, San Francisco, CA, USA, May 1991, pp. 1764--1767.
@inproceedings{hangst:pac91, author = {J. S. Hangst and others}, title = {{Laser Cooling of Stored Beams in ASTRID}}, booktitle = {Proc. PAC'91}, pages = {1764--1767}, paper = {}, venue = {San Francisco, CA, USA, May 1991}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }