Portny E. Chapter IV. Chairmanship of the Organization for Security and Cooperation in Europe – Institutional and Historical Context . 65. W: Dulak M, redaktor. 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 [Internet]. Poland: Wydawnictwo Księgarnia Akademicka; 2025 [cytowane 1 styczeń 2026]. s. 65-87. Dostępne na: https://books.akademicka.pl/publishing/catalog/book/760/chapter/16738