APPLICATIONS OF PHOTOACOUSTIC AND DIFFUSE REFLECTANCE SPECTROSCOPY IN MINERALS FLOTATION V. Plichon, J. L. Cecile, S. Boissay et M. MaillotJ. Phys. Colloques, 44 C6 (1983) C6-109-C6-113DOI: https://doi.org/10.1051/jphyscol:1983616