PORTNY, Eugeniusz. Chapter IV. Chairmanship of the Organization for Security and Cooperation in Europe – Institutional and Historical Context .......... 65. In: DULAK, Michał (ed.). 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. Poland: Księgarnia Akademicka Publishing,2025. p. 65–87. DOI: 10.12797/9788383682594.05. Disponível em: https://books.akademicka.pl/publishing/catalog/book/760/chapter/16738. Acesso em: 3 jul. 2025.