1. J. Huennekens, S. Schaefer, M. Ligare, and W. Happer, J. Chem. Phys., 80, No. 10, 4794–4799 (1984).
2. Yu. K. Zemtsov, A. Yu. Sechin, A. N. Starostin, A. G. Leonov, A. A. Rudenko, and D. I. Chekhov, Zh. Éksp. Teor. Fiz., 114, 135–154 (1998).
3. C. R. Vidal and J. Cooper, J. Appl. Phys., 40, No. 8, 3370–3374 (1969).
4. B. M. Smirnov, Usp. Fiz. Nauk, 167, No. 11, 1169–1200 (1997).
5. A. G. Leonov, A. A. Rudenko, A. N. Starostin, and D. I. Chekhov, Pis’ma Zh. Tekh. Fiz., 26, No. 9, 52–59 (2000).