1. Multiple phase formation in the binary system Nb2O5–WO3. VI. Electron microscopic observation and evaluation of non-periodic shear structures
2. Amelinckx, S. and van Landuyt, J. 1970.The Chemistry of Extended Defects in Non-Metallic Solids, Edited by: Eyring, L. and O'Keeffe, M. 295Amsterdam: North-Holland.
3. The Crystal Structure of Ti5O9.