STEPANIUK, Olena L., and Tamara V. KYRPYTA. “THE LIBRARY OF THE FREE UNIVERSITY OF BERLIN. ENVIRONMENTAL FRIENDLINESS AS A RESPONSE TO MODERN CHALLENGES”. University Library at a New Stage of Social Communications Development. Conference Proceedings, no. 5 (April 1, 2021): 32–38. Accessed November 24, 2024. https://unilibnsd.ust.edu.ua/article/view/220235.