Simeonov, K., & Stanimirov, B. (2025). Comparative analysis of EU and BRICS - are they real rivals in the current geopolitical context?. The Membership of Bulgarian the European Union: Seventeen Years Later : Vol. 1 - : October 2024, UNWE - Sofia (с. 45-63). Academic Publishing House - UNWE. V. 2. Papers presented in English language.