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Tonooka, M.; Yamamoto, S.; Kobayashi, K.; Saito, S., The microwave spectrum of the NH2 radical: The hyperfine structure of the 2B1 ground electronic state, J. Chem. Phys., 1997, 106, 7, 2563, https://doi.org/10.1063/1.473360 . [all data]