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\bibitem{Mefford_etal2016} {\textquotedblleft}\textit{Water electrolysis on La$_{1-x}$Sr$_{x}$CoO$_{3-\delta}$ perovskite electrocatalysts}{\textquotedblright}. Mefford JT, Rong X, Abakumov AM, Hardin WG, Dai S, Kolpak AM, Johnston KP, Stevenson KJ, Nature communications \textbf{7}, 11053 (2016).   http://doi.org/10.1038/ncomms11053

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