Matches in Library of Congress for { ?s ?p Technological innovations Economic aspects Bulgaria.. }
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- 2005454172 subject "Technological innovations Economic aspects Bulgaria.".
- 84171890 subject "Technological innovations Economic aspects Bulgaria.".
- 86155972%2F%2Fr93 subject "Technological innovations Economic aspects Bulgaria.".
- 87168987 subject "Technological innovations Economic aspects Bulgaria.".
- 88172863 subject "Technological innovations Economic aspects Bulgaria.".
- 88183016%2F%2Fr97 subject "Technological innovations Economic aspects Bulgaria.".
- 88187254 subject "Technological innovations Economic aspects Bulgaria.".
- 89114132%2F%2Fr94 subject "Technological innovations Economic aspects Bulgaria.".
- 89118803 subject "Technological innovations Economic aspects Bulgaria.".
- 89150079 subject "Technological innovations Economic aspects Bulgaria.".
- 89185025 subject "Technological innovations Economic aspects Bulgaria.".
- 89188243%2F%2Fr94 subject "Technological innovations Economic aspects Bulgaria.".
- 89192568 subject "Technological innovations Economic aspects Bulgaria.".
- 89198048 subject "Technological innovations Economic aspects Bulgaria.".
- 90104816 subject "Technological innovations Economic aspects Bulgaria.".
- 90122964 subject "Technological innovations Economic aspects Bulgaria.".
- 93127777 subject "Technological innovations Economic aspects Bulgaria.".
- 93191688%2F%2Fr95 subject "Technological innovations Economic aspects Bulgaria.".