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\bibitem{Guastalla_etal2013} Guastalla, G. et al, Algora, A., \& Domingo-Pardo, C. (2013). Coulomb Excitation of Sn-104 and the Strength of the Sn-100 Shell Closure. \textit{Phys. Rev. Lett.}, \textit{110}(17), 172501--5pp.

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