P. Stabile \emph{et al.},
   "Beam Position Monitor Electronics Upgrade for Fermilab Switchyard",
   in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper TUPF19, pp. 365–368,
    ISBN: 978-3-95450-141-0,
    \url{http://jacow.org/IBIC2014/papers/tupf19.pdf},
    2014.