J. Mead \emph{et al.},
   "NSLS-II RF Beam Position Monitor Comissioning Update",
   in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper WECYB2, pp. 500–504,
    ISBN: 978-3-95450-141-0,
    \url{http://jacow.org/IBIC2014/papers/wecyb2.pdf},
    2014.