Kromer, F., Lang, M., Oeschler, N., Hinze, P., Langhammer, C., Steglich, F., et al. (2000). Thermal-expansion studies of superconducting U1-xThxBe13 (0 ≤ x ≤ 0.052): Implication for the intepretation of the T-x phase diagram. Physical Review B, 62(18), 12477-12488. doi:10.1103/PhysRevB.62.12477.