Kheyirkhabarli , M. (2024) “Comparison of the TiVA and traditional data based on income groups in the gravity models application”, in Obwori Alwago, W. et al., Green and Digital Transitions: Global Insights into Sustainable Solutions. Edited byM. Sávai. Szegedi Tudományegyetem Gazdaságtudományi Kar, pp. 112–123. doi:10.14232/gtk.gdtgiss.2024.7.