[n] F. Perez et al., “ALBA II accelerator upgrade project status”, presented at the IPAC'24, Nashville, TN, USA, May 2024, paper TUPG02, unpublished.
%\cite{Perez:IPAC24-TUPG02} \bibitem{Perez:IPAC24-TUPG02} F. Perez \emph{et al.}, \textquotedblleft{ALBA II accelerator upgrade project status}\textquotedblright, presented at the IPAC’24, Nashville, TN, USA, May 2024, paper TUPG02, unpublished.
@unpublished{perez:ipac24-tupg02, author = {F. Perez and others}, title = {{ALBA II accelerator upgrade project status}}, pages = {}, paper = {TUPG02}, venue = {Nashville, TN, USA, May 2024}, intype = {presented at the}, series = {International Particle Accelerator Conference}, number = {15}, publisher = {JACoW Publishing, Geneva, Switzerland}, note = {presented at IPAC'24, Nashville, TN, USA, May 2024, paper TUPG02, unpublished}, language = {english} }