Garcia, F. H., Andreoiu, C., Ball, G. C., Bell, A., Garnsworthy, A. B., Nowacki, F., et al. (2020). Absence of Low-Energy Shape Coexistence in ^ 80 Ge: The Nonobservation of a Proposed Excited 0_ 2 ^ + Level at 639 keV. Physical Review Letters, 125(17), 172501. https://doi.org/10.1103/PhysRevLett.125.172501 (Original work published 2020)