Derrick, M. et al.(ZEUS Collaboration)M. et al.(ZEUS Collaboration)DerrickMIN-ZU WANG2018-09-102018-09-101993-06http://inspirehep.net/record/355574http://scholars.lib.ntu.edu.tw/handle/123456789/302542Search for excited electrons using the ZEUS detectorjournal article10.1016/0370-2693(93)90680-G