Agboklou, K. E. ., Özkan, B. . and Gujrati, R. . (2025) “Geopolitical Instability and the Challenge of Achieving Zero Hunger: The Impact of the Russo-Ukrainian War on Global Food Security”, Journal of Sustainable Institutional Management . São Paulo (SP), 12(JSIM), p. e0177. doi: 10.37497/jsim.v12.id177.2025.