S.M.~Lidia,
   "Diagnostics for High Power Accelerator Machine Protection Systems",
   in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper TUIYB1, pp. 239–249,
    ISBN: 978-3-95450-141-0,
    \url{http://jacow.org/IBIC2014/papers/tuiyb1.pdf},
    2014.