[n] W. Hartmann et al., “Source of Polarized Electrons”, in Proc. EPAC'88, Rome, Italy, Jun. 1988, pp. 1335-1337.
%\cite{Hartmann:EPAC88} \bibitem{Hartmann:EPAC88} W. Hartmann \emph{et al.}, \textquotedblleft{Source of Polarized Electrons}\textquotedblright, in \emph{Proc. EPAC’88}, Rome, Italy, Jun. 1988, pp. 1335--1337.
@inproceedings{hartmann:epac88, author = {W. Hartmann and others}, title = {{Source of Polarized Electrons}}, booktitle = {Proc. EPAC'88}, pages = {1335--1337}, paper = {}, venue = {Rome, Italy, Jun. 1988}, series = {European Particle Accelerator Conference}, number = {1}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }