// <I>Challenging<D> glass 3 : Conference on "Architectural and structural applications of glass", The Netherlands, june 2012. - Delfi : IOS press, 2012, p. 679-690.
I. V. Ivanov; D. Velchev; N. G. Georgiev;
I. D. Ivanov и др.
Каталог "Библиографии" | Статии от книги - библиография
// <I>Reports<D> awarded with "Best paper" crystal prize : 59th Annual sci. conf. Ruse univ. and Union of Scientists "New industries, digital economy, society - projections of the future III'', Ruse, Silistra, Razgrad, 2020, p. 153-158.
I. M. Ivanov; D. Atanasov; D. P. Georgieva
Каталог "Библиографии" | Статии от книги - библиография
// <I>Reports<D> awarded with "Best paper" crystal prize : 59th Annual sci. conf. Ruse univ. and Union of Scientists "New industries, digital economy, society - projections of the future III'', Ruse, Silistra, Razgrad, 2020, p. 23-30.
// <I>Proceedings<D> of the 2nd international conference on Challenges in higher education & research in the 21st century, june 2-5, 2004 Sozopol, Bulgaria. - Sofia : Heron Press, 2004, p. 260-263.
I. V. Ivanov; D. Velchev; M. Todorov
Каталог "Библиографии" | Статии от книги - библиография
// <I>Proceedings<D> of the regional scientific-practical conference ScD2002, Russia, St. Petersburg, 20-22 april 2002. - St. Petersburg, 2002, p. 8-9.
D. Ivanov; I. Intorsureanu; A. Lyubenova
Каталог "Библиографии" | Статии от книги - библиография
// <I>NCTAM' 2009<D> : 11th National congress on "Theoretical and applied mechanics", Borovets, Bulgaria, 2009. - Sofia : Institute of Mechanics, BAN, 2009.