Nitszke, Agnieszka. “Chapter I. The Relevance of the Organization for Security and Cooperation in Europe to Euro-Atlantic Security in the 21st Century . 21”. Poland’s Chairmanship in the Organization for Security and Co-Operation in Europe in 2022: Objectives and Their Implementation in the Face of the Russian-Ukrainian War, edited byMichał Dulak, Księgarnia Akademicka Publishing, 2025, pp. 21-32, https://doi.org/10.12797/9788383682594.02.