@inproceedings{Zou:2020jF, author = "Zou, Ye", title = "{The accumulator ring for the ESSnuSB project - a progress report}", doi = "10.22323/1.369.0061", booktitle = "Proceedings of The 21st international workshop on neutrinos from accelerators {\textemdash} PoS(NuFact2019)", year = 2020, volume = "369", pages = "061" }