[n] S. An et al., “PLS-II Superconducting RF System”, in Proc. SRF'09, Berlin, Germany, Sep. 2009, paper TUPPO014, pp. 208-212.
%\cite{An:SRF09-TUPPO014} \bibitem{An:SRF09-TUPPO014} S. An \emph{et al.}, \textquotedblleft{PLS-II Superconducting RF System}\textquotedblright, in \emph{Proc. SRF’09}, Berlin, Germany, Sep. 2009, paper TUPPO014, pp. 208--212.
@inproceedings{an:srf09-tuppo014, author = {S. An and others}, title = {{PLS-II Superconducting RF System}}, booktitle = {Proc. SRF'09}, pages = {208--212}, paper = {TUPPO014}, venue = {Berlin, Germany, Sep. 2009}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/SRF2009/papers/TUPPO014.pdf}, language = {english} }