1. Niobium and tantalum hexaisoselenocyanate complexes
2. "International Tables for X-Ray Crystallography", Vol.I, 2nded,Kynoch Press, Birmingham, England, 1965, p135.
3. Polarization correction for crystal-monochromatized X-radiation
4. "International Tables for X-Ray Crystallography", Vol.IV, Kynoch Press, Birmingham, England, 1974, pp99-101, 149-150.