L X-RAY FLUORESCENCE CROSS-SECTIONS MEASUREMENTS FOR ELEMENTS 56≤Z≤66 IN THE ENERGY RANGE 11-41 keV S. SINGH, S. KUMAR, D. MEHTA, M. L. GARG, N. SINGH, P. C. MANGAL et P. N. TREHANJ. Phys. Colloques, 48 C9 (1987) C8-669-C8-672DOI: https://doi.org/10.1051/jphyscol:19879116