[n] A. Halavanau et al., “Population Inversion X-ray Laser Oscillator at LCLS and LCLS-II”, presented at the FLS'23, Luzern, Switzerland, Aug.-Sep. 2023, paper WE2C1, unpublished.
%\cite{Halavanau:FLS23-WE2C1} \bibitem{Halavanau:FLS23-WE2C1} A. Halavanau \emph{et al.}, \textquotedblleft{Population Inversion X-ray Laser Oscillator at LCLS and LCLS-II}\textquotedblright, presented at the FLS’23, Luzern, Switzerland, Aug.-Sep. 2023, paper WE2C1, unpublished.
@unpublished{halavanau:fls23-we2c1, author = {A. Halavanau and others}, title = {{Population Inversion X-ray Laser Oscillator at LCLS and LCLS-II}}, booktitle = {Proc. FLS'23}, pages = {}, paper = {WE2C1}, venue = {Luzern, Switzerland}, intype = {presented at the}, series = {ICFA Advanced Beam Dynamics Workshop}, number = {66}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {2}, year = {2024}, issn = {2673-7035}, isbn = {978-3-95-450224-0}, note = {presented at FLS'23, Luzern, Switzerland, Aug.-Sep. 2023, paper WE2C1, unpublished}, language = {english} }