[n] B. Heinemann, “Accelerators for particle physics”, presented at the IPAC'23, Venice, Italy, May 2023, paper FRYG3, unpublished.
%\cite{Heinemann:IPAC23-FRYG3} \bibitem{Heinemann:IPAC23-FRYG3} B. Heinemann, \textquotedblleft{Accelerators for particle physics}\textquotedblright, presented at the IPAC’23, Venice, Italy, May 2023, paper FRYG3, unpublished.
@unpublished{heinemann:ipac23-fryg3, author = {B. Heinemann}, title = {{Accelerators for particle physics}}, booktitle = {Proc. IPAC'23}, pages = {}, paper = {FRYG3}, 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issn = {2673-5490}, isbn = {978-3-95-450231-8}, note = {presented at IPAC'23, Venice, Italy, May 2023, paper FRYG3, unpublished}, language = {english} }