[n] M. Ohno et al., “Performance of the Vacuum System for SORTEC 1 GeV Electron Storage Ring”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 1335-1338.
%\cite{Ohno:EPAC90} \bibitem{Ohno:EPAC90} M. Ohno \emph{et al.}, \textquotedblleft{Performance of the Vacuum System for SORTEC 1 GeV Electron Storage Ring}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 1335--1338.
@inproceedings{ohno:epac90, author = {M. Ohno and others}, title = {{Performance of the Vacuum System for SORTEC 1 GeV Electron Storage Ring}}, booktitle = {Proc. EPAC'90}, pages = {1335--1338}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }