[n] Y. Sato, “Upgrading J-PARC Accelerator for Hyper Kamiokande Project”, presented at the IPAC'21, Campinas, Brazil, May 2021, paper WEXB02, unpublished.
%\cite{Sato:IPAC21-WEXB02} \bibitem{Sato:IPAC21-WEXB02} Y. Sato, \textquotedblleft{Upgrading J-PARC Accelerator for Hyper Kamiokande Project}\textquotedblright, presented at the IPAC’21, Campinas, Brazil, May 2021, paper WEXB02, unpublished.
@unpublished{sato:ipac21-wexb02, author = {Y. Sato}, title = {{Upgrading J-PARC Accelerator for Hyper Kamiokande Project}}, booktitle = {Proc. IPAC'21}, paper = {WEXB02}, venue = {Campinas, Brazil, May 2021}, intype = {presented at the}, publisher = {JACoW Publishing, Geneva, Switzerland}, note = {presented at IPAC'21, Campinas, Brazil, May 2021, paper WEXB02, unpublished}, language = {english} }