@article{809f0c4b2aa0477da1c21347d20b2869,
title = "Facility class Rayleigh beacon AO system or the 4.2m William Herschel telescope",
keywords = "Astronomy",
author = "R. Rutten and P.J.C. Clarke and R.M. Myers and R.W. Wilson and R. Bingham and E. Emsellem and T. Gregory and R.A. Humphreys and J. Knapen and G. Moretto and S.L. Morris and G. Talbot",
year = "2003",
month = feb,
language = "English",
volume = "4839",
pages = "360--369",
journal = "Proceedings of the SPIE: Adaptive Optical System Technologies II",
publisher = "SPIE (International Society for Optics and Phonotics)",
}