@phdthesis{Michael:1049,
      author       = "Michael Binder and Thomas Kuhr",
      title        = "Studies to determine the branching ratio f+- of the decay
                      Y(4S) -> B+B-",
      school       = "München, Ludwig-Maximilians-Universität",
      address      = "München",
      year         = "2017",
      note         = "Presented on 14 07 2017",
}