MULTIPLE RESONANT RAMAN SPIN-FLIP PHONON SCATTERING AND 29 CM-1 PHONON TRANSPORT IN EXCITED RUBY IN A MAGNETIC FIELD A.A. Kaplyanskii, S.A. Basoon et V.L. Shekhtman J. Phys. Colloques, 42 C6 (1981) C6-462-C6-464 DOI: 10.1051/jphyscol:19816134