%\cite{Bielawski:FEL2015-TUP050} \bibitem{Bielawski:FEL2015-TUP050} S.~Bielawski, J.B.~Brubach, L.~Cassinari, M.-E.~Couprie, C.~Evain, M.~Labat, \emph{et al.}, % S. Bielawski \emph{et al.}, \textquotedblleft{Extension of Existing Pulse Analysis Methods to High-Repetition Rate Operation: Studies of the "{}Time-Stretch Strategy"}\textquotedblright, % in \emph{Proc. FEL2015}, TUP050, pp. 483--485, % in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper TUP050, pp. 483--485, in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper TUP050, pp. 483--485, ISBN: 978-3-95450-134-2, \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/tup050.pdf}, doi:10.18429/JACoW-FEL2015-TUP050, 2015.