Bender, CmCmBenderWu, TtTtWuTSUNG-TSONG WU2020-04-282020-04-2819690031-899Xhttps://scholars.lib.ntu.edu.tw/handle/123456789/487179[SDGs]SDG7Anharmonic Oscillatorjournal article10.1103/PhysRev.184.1231WOS:A1969E661300001