[n] R. Nietubyc et al., “Magnetic lattice of PolFEL linac”, presented at the IPAC'23, Venice, Italy, May 2023, paper MOPL137, unpublished.
%\cite{Nietubyc:IPAC23-MOPL137} \bibitem{Nietubyc:IPAC23-MOPL137} R. Nietubyc \emph{et al.}, \textquotedblleft{Magnetic lattice of PolFEL linac}\textquotedblright, presented at the IPAC’23, Venice, Italy, May 2023, paper MOPL137, unpublished.
@unpublished{nietubyc:ipac23-mopl137, author = {R. Nietubyc and others}, title = {{Magnetic lattice of PolFEL linac}}, booktitle = {Proc. IPAC'23}, pages = {}, paper = {MOPL137}, venue = {Venice, Italy}, intype = {presented at the}, series = {International Particle Accelerator Conference}, number = {14}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {9}, year = {2023}, issn = {2673-5490}, isbn = {978-3-95-450231-8}, note = {presented at IPAC'23, Venice, Italy, May 2023, paper MOPL137, unpublished}, language = {english} }