Light beating spectroscopy measurements of microemulsion diffusion coefficient A. Graciaa, J. Lachaise, P. Chabrat, L. Letamendia, J. Rouch, C. Vaucamps, M. Bourrel and C. Chambu J. Physique Lett., 38 13 (1977) 253-257 DOI: 10.1051/jphyslet:019770038013025300