[n] W. Qin et al., “Feasibility of a Compact X-ray Free-Electron Laser Oscillator based on Diffraction Limited Storage Ring”, presented at the IPAC'26, Deauville, France, May 2026, paper TUP2606, unpublished.
%\cite{Qin:IPAC26-TUP2606} \bibitem{Qin:IPAC26-TUP2606} W. Qin \emph{et al.}, \textquotedblleft{Feasibility of a Compact X-ray Free-Electron Laser Oscillator based on Diffraction Limited Storage Ring}\textquotedblright, presented at the IPAC’26, Deauville, France, May 2026, paper TUP2606, unpublished.
@unpublished{qin:ipac26-tup2606, author = {W. Qin and others}, title = {{Feasibility of a Compact X-ray Free-Electron Laser Oscillator based on Diffraction Limited Storage Ring}}, pages = {}, paper = {TUP2606}, venue = {Deauville, France, May 2026}, intype = {presented at the}, series = {International Particle Accelerator Conference}, number = {16}, publisher = {JACoW Publishing, Geneva, Switzerland}, note = {presented at IPAC'26, Deauville, France, May 2026, paper TUP2606, unpublished}, language = {english} }