Shpak, Nestor, Anastasiya Karpyak, Olga Rybytska, Maryana Gvozd, and Włodzimierz Sroka. 2023. “Assessing the Business Models of Ukrainian IT Companies”. Forum Scientiae Oeconomia 11 (1):13-48. https://doi.org/10.23762/FSO_VOL11_NO1_2.