Kheyirkhabarli M. Comparison of the TiVA and traditional data based on income groups in the gravity models application. In: Sávai M, editor. Green and Digital Transitions: Global Insights into Sustainable Solutions [Internet]. Szegedi Tudományegyetem Gazdaságtudományi Kar; 2024 [cited 2025 Jul. 9]. pp. 112-23. Available from: https://ebook.ek.szte.hu/index.php/szte-gazdasagtudomanyi-kar/catalog/book/290/chapter/541