[n] I. Chaikovska, “Physics and Technology Challenges in Generating High Intensity Positron Beams”, presented at the IPAC'21, Campinas, Brazil, May 2021, paper WEXA03, unpublished.
%\cite{Chaikovska:IPAC21-WEXA03} \bibitem{Chaikovska:IPAC21-WEXA03} I. Chaikovska, \textquotedblleft{Physics and Technology Challenges in Generating High Intensity Positron Beams}\textquotedblright, presented at the IPAC’21, Campinas, Brazil, May 2021, paper WEXA03, unpublished.
@unpublished{chaikovska:ipac21-wexa03, author = {I. Chaikovska}, title = {{Physics and Technology Challenges in Generating High Intensity Positron Beams}}, booktitle = {Proc. IPAC'21}, paper = {WEXA03}, venue = {Campinas, Brazil, May 2021}, intype = {presented at the}, publisher = {JACoW Publishing, Geneva, Switzerland}, note = {presented at IPAC'21, Campinas, Brazil, May 2021, paper WEXA03, unpublished}, language = {english} }