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Honea, E.C.; Ogura, A.; Murray, C.A.; Raghavachari, K.; Sprenger, W.O.; Jarrold, M.F.; Brown, W.L., Raman spectra of size-selected silicon clusters and comparison with calculated structures, Nature, 1993, 366, 6450, 42, https://doi.org/10.1038/366042a0 . [all data]