Valentyna Sobol, PhD, DSc, ProfTit
University of Warsaw (Poland)
Volume 1/2014
Pages: 13-15, 16-18, 19-21
Language of publication: Polish (p. 13-15), Ukrainian (p. 16-18), English (p. 19-21)
Valentyna Sobol, PhD, DSc, ProfTit
University of Warsaw (Poland)
Volume 1/2014
Pages: 13-15, 16-18, 19-21
Language of publication: Polish (p. 13-15), Ukrainian (p. 16-18), English (p. 19-21)