The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{vanTilborg:FLS2018-TUA2WC03} \bibitem{vanTilborg:FLS2018-TUA2WC03} J. van Tilborg, M.V. Ambat, S.K. Barber, F. Isono, W. Leemans, and C.B. Schroeder, \textquotedblleft{Progress Towards BELLA Center's Free Electron Laser Driven by a Laser Plasma Accelerator}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at FLS'18, Shanghai, China, Mar. 2018, paper TUA2WC03, unpublished. % --- complete form (UNpublished paper) - JACoW template Feb 2018 --- % presented at the 60th ICFA Advanced Beam Dynamics Workshop (FLS'18), Shanghai, China, Mar. 2018, paper TUA2WC03, unpublished.