[n] S. B. van der Geer et al., “Design, Construction and Operation of the Dutch RF-Photoguns”, in Proc. PAC'09, Vancouver, Canada, May 2009, paper MO6RFP086, pp. 569-571.
%\cite{van der Geer:PAC09-MO6RFP086} \bibitem{van der Geer:PAC09-MO6RFP086} S. B. van der Geer \emph{et al.}, \textquotedblleft{Design, Construction and Operation of the Dutch RF-Photoguns}\textquotedblright, in \emph{Proc. PAC’09}, Vancouver, Canada, May 2009, paper MO6RFP086, pp. 569--571.
@inproceedings{van der geer:pac09-mo6rfp086, author = {S. B. van der Geer and others}, title = {{Design, Construction and Operation of the Dutch RF-Photoguns}}, booktitle = {Proc. PAC'09}, pages = {569--571}, paper = {MO6RFP086}, venue = {Vancouver, Canada, May 2009}, series = {Particle Accelerator Conference}, number = {23}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/PAC2009/papers/MO6RFP086.pdf}, language = {english} }