I.B. Khriplovich Budker Institute of Nuclear Physics, Siberian Branch of the Russian Academy of Sciences, prosp. akad. Lavrenteva 11, Novosibirsk, 630090, Russian Federation
Sushkov O P, Flambaum V V, Khriplovich I B Zh. Eksp. Teor. Fiz.87 1521 (1984); Shushkov O P, Flambaum V V, Khriplovich I B Sov. Phys. JETP60 873 (1984)
Khatsymovsky V M, Khriplovich I B, Yelkhvsky A S Preprint 87-28 (Novosibirsk: Inst. Nucl. Phys., Academy of Sciences of the USSR, 1987); Khatsymovsky V M, Khriplovich I B, Yelkhvsky A S Ann. Phys. (1988), v pechati