%P 147-151 %J Photoelectronics %A A. A. Svinarenko %A O. Yu. Khetselius %A V. V. Buyadzhi %A A. S. Kvasikova %A P. A. Zaichko %T Spectroscopy of rydberg atoms in a black-body radiation field. relativistic theory of excitation and ionization %D 2014 %L eprints5501 %I Astroprint %V 23