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Wu, H.B.; Wang, L.S., Photoelectron spectroscopy and electronic structure of ScOn- (n = 1-4) and YOn- (n = 1-5): Strong electron correlation effects in ScO- and YO-, J. Phys. Chem. A, 1998, 102, 46, 9129-9135, https://doi.org/10.1021/jp982588q . [all data]