@article{469c72086fb64f2c848d6977952bb1a5,
title = "First Evidence for cos 2β > 0 and Resolution of the Cabibbo-Kobayashi-Maskawa Quark-Mixing Unitarity Triangle Ambiguity",
author = "Glen Cowan and \{BABAR Collaboration\} and \{Belle Collaboration\}",
year = "2018",
month = dec,
day = "26",
doi = "10.1103/PhysRevLett.121.261801",
language = "English",
volume = "121",
pages = "1--11",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "26",
}