Nisar, N. K.N. K.NisarMIN-ZU WANG et al.2018-09-102018-09-102014-04http://inspirehep.net/record/1288708http://scholars.lib.ntu.edu.tw/handle/123456789/386170Search for {CP} violation in $D^0 \\to \\pi^0 \\pi^0$ decaysjournal article10.1103/PhysRevLett.112.211601