ARTS AND MUSIC IN CULTURAL DISCOURSE
VI International Scientific and Practical Conference. November 10 - November 11, 2017, Rezekne Academy of Technologies, Rezekne, Latvia
Anguelov, Valentin, Center of welding, Institute of Metal Science, Equipment and Technologies with Center for Hydro- and Aerodynamics (IMSETCHA) “Acad. A. Balevski” Bulgarian Academy of Sciences, Bulgaria