[n] K. E. Hacker et al., “Progress Towards HGHG and EEHG at FLASH”, in Proc. FEL'12, Nara, Japan, Aug. 2012, paper TUPD13, pp. 257-260.
%\cite{Hacker:FEL12-TUPD13} \bibitem{Hacker:FEL12-TUPD13} K. E. Hacker \emph{et al.}, \textquotedblleft{Progress Towards HGHG and EEHG at FLASH}\textquotedblright, in \emph{Proc. FEL’12}, Nara, Japan, Aug. 2012, paper TUPD13, pp. 257--260.
@inproceedings{hacker:fel12-tupd13, author = {K. E. Hacker and others}, title = {{Progress Towards HGHG and EEHG at FLASH}}, booktitle = {Proc. FEL'12}, pages = {257--260}, paper = {TUPD13}, venue = {Nara, Japan, Aug. 2012}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/FEL2012/papers/TUPD13.pdf}, language = {english} }