Cheng, H.H.ChengWu, TtTtWuTSUNG-TSONG WU2020-04-282020-04-2819700031-9007https://scholars.lib.ntu.edu.tw/handle/123456789/487178Limit of Cross Sections at Infinite Energyjournal article10.1103/PhysRevLett.24.1456WOS:A1970G561800024