// <I>COFRET' 12<D> : Proceedings of the conference "Sixieme edition du colloque francophone sur l'energie - environnement - economie et thermodynamique", COFRET' 2012, Sozopol, Bulgaria, 11-13 juin. - Sofia : Avangard Prima, 2012, p. 440-445.
// <I>COFRET' 12<D> : Proceedings of the conference "Sixieme edition du colloque francophone sur l'energie - environnement - economie et thermodynamique", COFRET' 2012, Sozopol, Bulgaria, 11-13 juin. - Sofia : Avangard Prima, 2012, p. 288-293.
// <I>Proc.<D> Union of scientists - Ruse. Fifth intern. conf. "Energy efficiency and agricultural engineering", EE&AE, Ruse, Bulgaria, 17-18 may 2013, R., 2013, p. 406-412.
S. K. Yanev
Каталог "Библиографии" | Статии от книги - библиография
// <I>Total<D> quality management - advanced and intelligent approaches : The 27th International working conference, Belgrade, Serbia, 3-7 june, 2013 : Proc. - Belgrad, 2013, p. 149-153.
Tz. K. Gueorguiev; S. Yanev
Каталог "Библиографии" | Статии от книги - библиография
// <I>Proc.<D> Union of scientists - Ruse. Fifth intern. conf. "Energy efficiency and agricultural engineering", EE&AE, Ruse, Bulgaria, 17-18 may 2013, 2013, p. 242-247.
I. Stoyanov; S. K. Yanev; P. * Petkov
Каталог "Библиографии" | Статии от книги - библиография