Underwood, I.Vass, D. G.Snook, M. W. G.Hossack, W. J.Chua, L. B.Brocklehurst, J. R.Birch, M. J.Crossland, W. A.Mears, R. J.Yu, T. C. B.Worboys, M. R.Radcliffe, S.Collings, N.2009-04-222009-04-222009-04-22199410.1109/LEOSST.1994.700470https://infoscience.epfl.ch/handle/20.500.14299/37623text::conference output::conference proceedings::conference paper