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%\cite{williams:erl2019-tucowbs02}
\bibitem{williams:erl2019-tucowbs02}
P.H. Williams,
\textquotedblleft{Beyond the Limits of 1D Coherent Synchrotron Radiation}\textquotedblright,
% --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 ---
presented at ERL'19, Berlin, Germany, Sep. 2019, paper TUCOWBS02, unpublished.