1. VІІ INTERNATIONAL SCIENTIFIC AND PRACTICAL CONFERENCE «UKRAINE, BULGARIA, EU: MODERN TRENDS IN THE DEVELOPMENT OF SCIENCE, TECHNOLOGY AND INNOVATION»: Ukraine, Bulgaria, EU: modern trends in the development of science, technology and innovation: materials VІІ International Scientific and Practical Conference (Burgas, Bulgaria, July 2-7, 2023) Burgas: Avangard Prima, 2023. 134 p. / за ред . — : Видавництво Державного податкового університету, 2024. — ISBN: 978-619-239-891-0. — DOI: 10.33244/978-619-239-891-0.