@Article{pageoh,
	author =	{Schreiber, K.U. and Klugel, T. and Velikoseltsev, A. and Schluter, W. and Stedman, G.E. and Wells, J.-P. R.},
	title = 	"{The large Ring Laser G for Continuous Earth Rotation Monitoring}",
	journal =	{Journal of Pure and Applied Geophysics},
	volume =	{166},
	month =	{September},
	year =	{2009},
}