1. Proc. Chem. Soc. Lond. 218 (1962).
2. Xenon Tetrafluoride
3. Nobel-Gas Compounds (University of Chicago Press, Chicago, 1963);
4. see, especially, pp. 195, 211, and 238 for the X-ray, neutron and electron diffraction studies, respectively of XeF4.
5. and ESCA Applied to Free Molecules (North-Holland, Amsterdam, 1969), p. 132 et seq.