[n] J.-B. Lagrange et al., “FETS-FFA Ring Study”, in Proc. IPAC'21, Campinas, Brazil, May 2021, pp. 1901-1904. doi:10.18429/JACoW-IPAC2021-TUPAB208
%\cite{J.-B:IPAC21-TUPAB208} \bibitem{J.-B:IPAC21-TUPAB208} J.-B. Lagrange \emph{et al.}, \textquotedblleft{FETS-FFA Ring Study}\textquotedblright, in \emph{Proc. IPAC’21}, Campinas, Brazil, May 2021, pp. 1901--1904. \url{doi:10.18429/JACoW-IPAC2021-TUPAB208}
@inproceedings{j.-b:ipac21-tupab208, author = {J.-B. Lagrange and others}, title = {{FETS-FFA Ring Study}}, booktitle = {Proc. IPAC'21}, pages = {1901--1904}, paper = {TUPAB208}, venue = {Campinas, Brazil, May 2021}, publisher = {JACoW Publishing, Geneva, Switzerland}, doi = {10.18429/JACoW-IPAC2021-TUPAB208}, url = {https://jacow.org/ipac2021/papers/TUPAB208.pdf}, language = {english} }