FT-IR SPECTRA OF VACUUM DEPOSITED CLATHRATE HYDRATES OF OXIRANE, H2S, THF, ETHANE AND CYCLOPROPANE H.H. RICHARDSON, P.J. WOOLDRIDGE et J . P . DEVLIN J. Phys. Colloques, 48 C1 (1987) C1-685 DOI: 10.1051/jphyscol:19871108