[n] W. Namkung et al., “Installation and Commissioning of PLS Preinjector Linac”, in Proc. EPAC'92, Berlin, Germany, Mar. 1992, pp. 507-510.
%\cite{Namkung:EPAC92} \bibitem{Namkung:EPAC92} W. Namkung \emph{et al.}, \textquotedblleft{Installation and Commissioning of PLS Preinjector Linac}\textquotedblright, in \emph{Proc. EPAC’92}, Berlin, Germany, Mar. 1992, pp. 507--510.
@inproceedings{namkung:epac92, author = {W. Namkung and others}, title = {{Installation and Commissioning of PLS Preinjector Linac}}, booktitle = {Proc. EPAC'92}, pages = {507--510}, paper = {}, venue = {Berlin, Germany, Mar. 1992}, series = {European Particle Accelerator Conference}, number = {3}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }