Rutten, René G., Clark, Paul, Myers, Richard M., Wilson, Richard W., Bingham, Richard G., Emsellem, Eric, Gregory, Thomas, Humphreys, Ronald A., Knapen, Johan, Moretto, Gilberto, Morris, Simon L., Talbot, Gordon, "Facility class Rayleigh beacon AO system for the 4.2m William Herschel telescope", , 2025