L. Nefodova, V. Kushch, M. Bondarenko, and Y. Vovk, “Adaptability of Ukraine’s Public Procurement System in the Context of Two Significant Crises: the Covid-19 Pandemic and the Full-Scale Military Aggression of the Russian Federation”, PSSSJ, vol. 6, no. 1, pp. 34-39, Mar. 2025.