ARTS AND MUSIC IN CULTURAL DISCOURSE
VI International Scientific and Practical Conference. November 10 - November 11, 2017, Rezekne Academy of Technologies, Rezekne, Latvia
Tongov, Manahil, <p class="Author">Department of Material Sscience and Technology, Technical University of Sofia<em><br /></em><em><br /> </em>Center of Welding, IMSETCHA “Acad. A. Balevski” Bulgarian Academy of Sciences</p>, Bulgaria