Shokouhimehr Mohammadreza, Piao Yuanzhe, Kim Jaeyun, Jang Youngjin, Hyeon Taeghwan
National Creative Research Initiative Center for Oxide Nanocrystalline Materials, and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-744, Korea.
Angew Chem Int Ed Engl. 2007;46(37):7039-43. doi: 10.1002/anie.200702386.