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Spedding, F.H.; Beaudry, B.J.; Henderson, D.C.; Moorman, J., High Temperature Enthalpies and Related Thermodynamic Functions of the Trifluorides of Sc, Ce, Sm, Eu, Gd, Tb, Dy, Er, Tm, and Yb, J. Chem. Phys., 1974, 60, 1578-88. [all data]