[n] G. Penn, “Prospects of Cascaded Harmonic Generation FELs”, in Proc. FEL'06, Berlin, Germany, Aug.-Sep. 2006, paper TUBAU01, pp. 281-286.
%\cite{Penn:FEL06-TUBAU01} \bibitem{Penn:FEL06-TUBAU01} G. Penn, \textquotedblleft{Prospects of Cascaded Harmonic Generation FELs}\textquotedblright, in \emph{Proc. FEL’06}, Berlin, Germany, Aug.-Sep. 2006, paper TUBAU01, pp. 281--286.
@inproceedings{penn:fel06-tubau01, author = {G. Penn}, title = {{Prospects of Cascaded Harmonic Generation FELs}}, booktitle = {Proc. FEL'06}, pages = {281--286}, paper = {TUBAU01}, venue = {Berlin, Germany, Aug.-Sep. 2006}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/f06/papers/TUBAU01.pdf}, language = {english} }