1. IERS Annual Reports, 2000–2002 (BKG, Frankfurt am Mein, 2001–2003).
2. W. Munk and G. Macdonald, The Rotation of the Earth (Cambridge Univ. Press, Cambridge, 1960; Mir, Moscow, 1964).
3. K. Oduan and B. Gino, Timing. GPS Fundamentals (Tekhnosfera, Moscow, 2002) [in Russian].
4. N. Capitane, B. Guinot, and D. D. McCarthy, Astron. Astrophys. 355, 398 (2000).
5. N. S. Sidorenkov, Physics of Instabilities of the Earth’s Rotation (Nauka, Moscow, 2002) [in Russian].