‡a
vibrationsatsurfaces1990proceedingsofthe6internationalconferenceonvibrationsatsurfacesshelterislandnyusaseptember10141990
‡A
Vibrations at surfaces 1990:
‡b
proceedings of the Sixth International Conference on Vibrations at Surfaces, Shelter Island, NY, U.S.A., September 10-14, 1990
‡l
und
‡9
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