[n] D. K. Johnson et al., “Positron Source from Betatron X-Rays Emitted in a Plasma Wiggler”, in Proc. PAC'05, Knoxville, TN, USA, May 2005, paper RPAE019, pp. 1625-1627.
%\cite{Johnson:PAC05-RPAE019} \bibitem{Johnson:PAC05-RPAE019} D. K. Johnson \emph{et al.}, \textquotedblleft{Positron Source from Betatron X-Rays Emitted in a Plasma Wiggler}\textquotedblright, in \emph{Proc. PAC’05}, Knoxville, TN, USA, May 2005, paper RPAE019, pp. 1625--1627.
@inproceedings{johnson:pac05-rpae019, author = {D. K. Johnson and others}, title = {{Positron Source from Betatron X-Rays Emitted in a Plasma Wiggler}}, booktitle = {Proc. PAC'05}, pages = {1625--1627}, paper = {RPAE019}, venue = {Knoxville, TN, USA, May 2005}, series = {Particle Accelerator Conference}, number = {21}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/p05/papers/RPAE019.pdf}, language = {english} }