Cheng, H.H.ChengER-CHENG TSAI2019-12-202019-12-201986https://scholars.lib.ntu.edu.tw/handle/123456789/436819Inconsistency of feynman rules derived via path integrationjournal article10.1103/PhysRevLett.57.5112-s2.0-4243987112https://www.scopus.com/inward/record.uri?eid=2-s2.0-4243987112&doi=10.1103%2fPhysRevLett.57.511&partnerID=40&md5=c4deb806b7a1814a6b60f7d9d86cedc7