D. Belohrad \emph{et al.},
   "Upgrade of the Fast Beam Intensity Measurement System for the CERN PS Complex",
   in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper WEPF03, pp. 525–529,
    ISBN: 978-3-95450-141-0,
    \url{http://jacow.org/IBIC2014/papers/wepf03.pdf},
    2014.