Ramirez, A. Hueso, J. L. Suarez, H. Mallada, R. Ibarra, A. Irusta, S. Santamaria, J. A Nanoarchitecture Based on Silver and Copper Oxide with an Exceptional Response in the Chlorine-Promoted Epoxidation of Ethylene Angew. Chem. (Int. ed.) 10.1002/anie.201603886 2016 2016