S.~Spampinati, D.~Newton,
   "Electron Beam Diagnostics for Short Pulse FEL Schemes at CLARA",
   in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper MOPD06, pp. 147–151,
    ISBN: 978-3-95450-141-0,
    \url{http://jacow.org/IBIC2014/papers/mopd06.pdf},
    2014.