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Melville, T.C.; Coxon, J.A., The visible laser excitation spectrum of YbOH: The A [sup 2]«PI»--X[sup 2]«SIGMA»[sup +] transition, J. Chem. Phys., 2001, 115, 15, 6974, https://doi.org/10.1063/1.1404145 . [all data]