M. Chergui, Medium effects on the spectroscopy and intramolecular energy redistribution of C ₆₀ cryogenic matrices: Low-Temperature Physics and Chemistry in Cryomatrice, Low Temp. Phys. 26, (2000) [Fiz. Nizk. Temp. 26, 863-872, (2000)] DOI: https://doi.org/10.1063/1.1312388.