"Yasuhiro Kudoh,TAKAHIRO KURIBAYASHI,HIROKI MIZOBATA,Eiji Ohtani,SATOSHI SASAKI,MASAHIKO TANAKA","Pressure  dependence of u parameter in ringwoodite up to 7.9 GPa",,"J. Mineral. Petrol. Sci.",,"  102",,"  8-11",2007,Feb.