Title: Nauchno-prakticheska konferent͡sii͡a na tema "Prinosŭt i otgovornostta na novoprietii͡a komunist v osŭshtestvi͡avaneto na nauchno-tekhnicheskata revoli͡ut͡sii͡a"
Subjects: Communism and science, Communists, Congresses, Economic aspects of Technological innovations, Political aspects of Technological innovations, Technological innovations
Places: Bulgaria