BIGOS, Krystian, and Krzysztof WACH. 2021. “PRODUCT INNOVATION AS THE CAUSE OF EXPORT PROPENSITY IN THE CAUCASUS: EMPIRICAL EVIDENCE FOR ARMENIA, AZERBAIJAN AND GEORGIA”. CENTRAL ASIA AND THE CAUCASUS 22 (2): 90-100. https://ca-c.org/index.php/cac/article/view/708.