O.R.~Jones, "The Beam Instrumentation and Diagnostic Challenges for LHC Operation at High Energy", in Proc. 3rd International Beam Instrumentation Conference, Monterey, CA, USA, paper TUIXB1, pp. 216–223, ISBN: 978-3-95450-141-0, \url{http://jacow.org/IBIC2014/papers/tuixb1.pdf}, 2014.