// <I>Новите<D> техологии в образованието и професионалното обучение: организация, технологии, качество : Втора нац. научнопракт. конф., Пловдив, 21-22 май 2004. - Пловдив, 2004, с. 137-146.
I. Zhelyazkova; R. Kolev
Каталог "Библиографии" | Статии от книги - библиография
// <I>Proceedings<D> of the international conference on Computer systems and technologies (e-learning) CompSysTech' 04, Ruse, 17-18 june 2004. - Sofia : Bulg. union of automation and informatics, 2004, р. IV.13-1- IV.13-6.
I. Zhelyazkova; R. Kolev
Каталог "Библиографии" | Статии от книги - библиография
// <I>Proceedings<D> of the 15th EAEEIE annual conference on Innovation in education for electrical and information engineering EIE, Sofia, Bulgaria, 27-29 may 2004. - Sofia, 2004, p. 69-72.
// <I>Proceedings<D> of the 15th EAEEIE annual conference on Innovation in education for electrical and information engineering EIE, Sofia, Bulgaria, 27-29 may 2004. - Sofia, 2004, p. 220-225.
// <I>Proceedings<D> of the second international conference on Computer science 2005, Chalkidiki, Greece, 30th september – 2nd october 2005. - Chalkidiki, 2005, p. 288-293.
I. Zhelyazkova; R. Kolev
Каталог "Библиографии" | Статии от книги - библиография
// <I>Proceedings<D> of the second national conference on E-learning in the higher education, 14-16th july, Kiten, Bulgaria 2006. - [Sofia], 2006, p. 21-25.
I. Zhelyazkova; R. Kolev; M. H. Andreeva
Каталог "Библиографии" | Статии от книги - библиография
// <I>Research<D> people and actual tasks on multisciplinary sciences : Proc. of the 2nd intern. conf., Lozenec, Bulgaria, 11-12 june 2009, 1, 2009, p. 232-237.
A. Z. Atanasov; I. Zhelyazkova; P. Atanasova;
V. Y. Dochev;
R. Kolev;
Ch. Vezirov;
L. Nenova и др.
// <I>Proceedings<D> of the Fist International conference “Actual tasks and multidisciplinary sciences”, Lozenetz, 6-8 june, 2007. - Vol. 4. - Rousse : Univ. of Rousse, 2007, p. 61-66.