KHEYIRKHABARLI , Mahammad. Comparison of the TiVA and traditional data based on income groups in the gravity models application. In: SÁVAI, Marianna (ed.). Green and Digital Transitions: Global Insights into Sustainable Solutions. [s.l.] : Szegedi Tudományegyetem Gazdaságtudományi Kar,2024. p. 112–123. DOI: 10.14232/gtk.gdtgiss.2024.7. Disponível em: https://ebook.ek.szte.hu/index.php/szte-gazdasagtudomanyi-kar/catalog/book/290/chapter/541. Acesso em: 9 jul. 2025.