1. “Water electrolysis on La1-xSrxCoO3- perovskite electrocatalysts”. Mefford JT, Rong X, Abakumov AM, Hardin WG, Dai S, Kolpak AM, Johnston KP, Stevenson KJ, Nature communications 7, 11053 (2016).   http://doi.org/10.1038/ncomms11053