[n] C. Qian et al., “Status of Hybrid Superconducting Ecr Ion Source Development at Imp”, presented at the ECRIS'22, Ahmedabad, India, Oct. 2022, paper WEP1PG020, unpublished.
%\cite{Qian:ECRIS22-WEP1PG020} \bibitem{Qian:ECRIS22-WEP1PG020} C. Qian \emph{et al.}, \textquotedblleft{Status of Hybrid Superconducting Ecr Ion Source Development at Imp}\textquotedblright, presented at the ECRIS’22, Ahmedabad, India, Oct. 2022, paper WEP1PG020, unpublished.
@unpublished{qian:ecris22-wep1pg020, author = {C. Qian and others}, title = {{Status of Hybrid Superconducting Ecr Ion Source Development at Imp}}, pages = {}, paper = {WEP1PG020}, venue = {Ahmedabad, India, Oct. 2022}, intype = {presented at the}, series = {International Workshop on ECR Ion Sources}, number = {25}, publisher = {JACoW Publishing, Geneva, Switzerland}, note = {presented at ECRIS'22, Ahmedabad, India, Oct. 2022, paper WEP1PG020, unpublished}, language = {english} }