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%\cite{spampinati:fel2019-tub04}
\bibitem{spampinati:fel2019-tub04}
S. Spampinati, E. Allaria, L. Badano, C. Callegari, G. De Ninno, M. Di Fraia, \emph{et al.},
% S. Spampinati, E. Allaria, L. Badano, C. Callegari, G. De Ninno, M. Di Fraia, S. Di Mitri, R. Feifel, L. Giannessi, N. Mahne, M. Manfredda, T. Mazza, N.S. Mirian, G. Penco, O. Plekan, K.C. Prince, L. Raimondi, P. Rebernik Ribič, C. Spezzani, R. Squibb, M. Trovò, X. Yang, and M. Zangrando,
% S. Spampinati \emph{et al.},
\textquotedblleft{Generation and Measurement of Intense Few-Femtosecond Superradiant Soft X-Ray Free Electron Laser Pulses}\textquotedblright,
% --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 ---
presented at FEL'19, Hamburg, Germany, Aug. 2019, paper TUB04, unpublished.