T. Hofmann \emph{et al.}, "Status of and Future Plans for the CERN LINAC4 Emittance Meter based on Laser Electron-Detachment and a Diamond Strip-Detector", in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper MOPF15, pp. 83–87, ISBN: 978-3-95450-141-0, \url{http://jacow.org/IBIC2014/papers/mopf15.pdf}, 2014.