1. Evidence for strong lateral heterogeneity near the core-mantle boundary in the central Pacific,;Breger;EOS, Trans. Am. geophys. Un.,1998
2. Geodynamic estimates of the viscosity of the Earth’s inner core,;Buffett;Nature,1997
3. Anisotropy in the inner core from differ-ential travel times of the phases PKP and PKIKP,;Creager;Nature,1992
4. Three-dimensional anisotropic structure and rotation of the inner core,;Creager;EOS, Trans. Am. geophys. Un.,1997
5. The normal modes of a rotating, elliptical earth,;Dahlen;Geophys J. R. astr. Soc.,1968