@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00002914, author = {Nagai, Takaya}, month = {Mar}, title = {Pressure-induced Structural Modifications and Amorphization of CaGeO3-wollastonite,MgGeO3-high-clinoenstatite and Mg2GeO4-olivine}, year = {1995} }