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W. Joosen, H. Fleurent, C. Bostoen, D. Schoemaker and S. Hauss, Raman fingerprint of orientational freezing in mixed molecular crystals, Phys. Rev. B 43, 11542-11545 (1991)
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M.G. Tenner, E.W. Kuipers, A.W. Kleyn and S. Stolte, Classical trajectory study of the interaction of oriented NO and Ag(111), Surf. Sci. 242, 376-385 (1991)
P.C.M. Planken, E. Snoeks, L.D. Noordam, H.G. Muller and H.B. van Linden van den Heuvell, Generation of intense sub-picosecond pulses in the mid-infrared, Opt. Commun. 85, 31-35 (1991)
