1. Anderson, D. L., 1974. ‘Earthquakes and the rotation of the Earth’, Science, 186, 49–50.
2. Bondi, H. and T. Gold, 1955. ‘On the damping of the free nutation of the earth’, Mon. Not. Roy. Astr. Soc., 115, 41–46.
3. Braginskiy, S. I. and V. M. Fishman, 1976. ‘Electromagnetic interaction of the core and mantle when electrical conductivity is concentrated near the core boundary’, Geomag. Aeron., 16, 443–446.
4. Braginskiy, S. I. and V. V. Nikolaychik, 1973. ‘Estimation of the electrical conductivity of the Earth’s lower mantle from the lag of an electromagnetic signal’, Izvestiya Akad. Nauk SSSR (Fizika zemli), 9, 77–79.
5. Brillinger, D. R., 1973. ‘An empirical investigation of the Chandler Wobble and two proposed excitation processes’, Bull. Int. Statist. Inst., 45(3), 413–434.