[n] G. E. Derevyankin, “Negative Hydrogen Ion Sources for Acelerators”, in Proc. EPAC'94, London, UK, Jun.-Jul. 1994, pp. 1450-1453.
%\cite{Derevyankin:EPAC94} \bibitem{Derevyankin:EPAC94} G. E. Derevyankin, \textquotedblleft{Negative Hydrogen Ion Sources for Acelerators}\textquotedblright, in \emph{Proc. EPAC’94}, London, UK, Jun.-Jul. 1994, pp. 1450--1453.
@inproceedings{derevyankin:epac94, author = {G. E. Derevyankin}, title = {{Negative Hydrogen Ion Sources for Acelerators}}, booktitle = {Proc. EPAC'94}, pages = {1450--1453}, paper = {}, venue = {London, UK, Jun.-Jul. 1994}, series = {European Particle Accelerator Conference}, number = {4}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }