Evgeny Evgenievich Kholupenko PhD (Cand. Sci.), Research Scientist at the Department of Theoretical Astrophysics of the Ioffe Physico-Technical Institute. Summary of the PhD Thesis (0.3 Mb, PDF, in Russian; defended 13.11.2008) Address: Ioffe Physico-Technical Institute Politekhnicheskaya 26 194021 St.Petersburg Russia Telephone numbers: (+7 -812-) 292 9 180 292 9 326 E-mail: eugene@astro.ioffe.ru