1. M. Born and E. Wolf, Principles of Optics, 4th ed. (Pergamon, Oxford, 1969; Nauka, Moscow, 1973).
2. G. S. Landsberg, Optics (Nauka, Moscow, 1976).
3. N. I. Kaliteevskii, Wave Optics (Vysshaya Shkola, Moscow, 1978) [in Russian].
4. S. A. Akhmanov and S. Yu. Nikitin, Physical Optics (Mosk. Gos. Univ., Moscow, 2004) [in Russian].
5. N. Lindlein and G. Leuchs, in Springer Handbook of Lasers and Optics, Ed. by F. Trader (Springer, New York, 2012).