[n] A. Tkatchenko, “Review of Polarized Hadron Beams”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 159-164.
%\cite{Tkatchenko:EPAC90} \bibitem{Tkatchenko:EPAC90} A. Tkatchenko, \textquotedblleft{Review of Polarized Hadron Beams}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 159--164.
@inproceedings{tkatchenko:epac90, author = {A. Tkatchenko}, title = {{Review of Polarized Hadron Beams}}, booktitle = {Proc. EPAC'90}, pages = {159--164}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }