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\bibitem{Chen+Montaner-Piza2019} Chen, Z. Q. et al, \& Montaner-Piza, A. (2019). Proton Shell Evolution below Sn-132: First Measurement of Low-Lying beta-Emitting Isomers in Ag-123,Ag-325. \textit{Phys. Rev. Lett.}, \textit{122}(21), 212502--6pp.

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