// <I>Quality<D> of air protection : Intern. sci. conf., Belgrade, 2008 : Proc. - P. 1. Serbian chamber of commerce, board of environmental protection. - Belgrade, 2008, № 2, p. 103-111.
L. Vladimirov
Каталог "Библиографии" | Статии от книги - библиография
// <I>Quality<D> of air protection' 08 : Intern. sci. conf., Belgrade, 2008 : Proc. - P. 1. Serbian chamber of commerce, board of environmental protection and sustainable development. - Belgrade, 2008, p. 43-53.
// <I>IAC-EIaT' 2014<D> : Proceedings of International academic conference on Engineering, internet and technology, Prague, Czech Republic, 12-13 december 2014, Czech Institute of Academic Education z.s., 2014, p. 261-266.
K. Krastev; Ts. Gotsov; A. Manukova
Каталог "Библиографии" | Статии от книги - библиография
// <I>SFITES' 2015<D> : Scientific forum on "Innovative trends in engineering and science' 2015", Kavala, Greece, 29-30 May 2015 : Proc. - Ruse, 2015, p. 41-43.