eng National Academy of Sciences of Ukraine, Institute of Encyclopedic Research The Encyclopedia Herald of Ukraine 2706-9990 2707-000X 2021-12-15 13 21 45 10.37068/evu.13.3 article Mykola Zhelezniak https://orcid.org/0000-0002-8290-6345 The article is dedicated to the 20th anniversary of beginning the Encyclopedia of Modern Ukraine (EMU), the first volume of which was published in 2001. On this occasion, scholars of NASU Institute of Encyclopedic Research conducted a sociological study of people that are being used the online version of the EMU. In this article, the author presents the results of this study processed by methods of statistical analysis, and offers some discussions based on the results. Acquired information is important for the further progression of the EMU on the Internet, because it allows getting feedback from encyclopedia users. Статтю присвячено 20-річчю від часу появи першого тому “Енциклопедії Сучасної України” (ЕСУ), який побачив світ у 2001 році. З цієї нагоди фахівцями Інституту енциклопедичних досліджень НАН України було здійснено анкетне опитування користувачів електронної версії ЕСУ. У цій статті автор презентує результати опитування, опрацьовані методами статистичного аналізу, та пропонує окремі інтерпретації отриманих результатів. Здобута інформація має важливе значення для подальшого розвитку ЕСУ в мережі Інтернет, оскільки дає змогу зрозуміти потреби й оцінку її користувачів. https://evu.encyclopedia.kyiv.ua/article/91 Encyclopedia of Modern Ukraine online encyclopedia encyclopedia users online poll sociological study Boiko, Y. (2016). Entsyklopediia Suchasnoi Ukrainy – osnovnyi naukovyi proekt Instytutu entsyklopedychnykh doslidzhen NAN Ukrainy [Encyclopedia of Modern Ukraine is the main scholar project of the Institute of Encyclopedic Research of the National Academy of Sciences of Ukraine]. Gileya, 111, 96-99 [in Ukrainian].Dubrovina, L., Lobuzina, K., Onyshchenko, O., Boriak, H. (2020). Digital humanities and databases of cultural heritage in libraries of Ukraine. Manuscript and Book Heritage of Ukraine, 25, 290-309. https://doi.org/10.15407/rksu.25.290 [in Ukrainian].Hevko, I. (2018). The use of modern information technologies is the basis for the professional growth of the teacher. Bulletin of the T. H. Shevchenko National University “Chernihiv Colehium”, 151 (2), 10-14.Krainikova, T. (2014). Mediapovedinka ukrainskykh telehliadachiv: analiz stra­tehii, informatsiinykh potreb ta interesiv [Media behavior of Ukrainian TV-viewers: the strategy analysis, information needs and interests]. Visnyk of Kharkiv State Academy of Culture, 43, 265-274 [in Ukrainian].Luparenko, L. (2021). Evolution of open electronic scientific and educational systems and their use in the domestic educational space. Collection of Scientific Works of the National Academy of the State Border Guard Service of Ukraine. Pedagogical Sciences, 25 (2), 236-272. https://doi.org/10.32453/pedzbirnyk.v25i2.775  Volosevych, I. & Shurenkova, A. (2020). Zvit za rezultatamy vseukrainskoho sotsiolohichnoho doslidzhennia “Chytannia v konteksti mediaspo­zhyvannia ta zhyttiekonstruiuvannia” [Case report of sociological study “Reading in the context of media consumption and life construction”]. Kyiv: Ukrainian Book Institute [in Ukrainian].Zhelezniak, M. & Ishchenko, O. (2021). Online encyclopedias of the USA as actual education resources. Technologies and Learning Tools, 84 (4), 339-353. https://doi.org/10.33407/itlt.v84i4.4410  [in Ukrainian].Zhelezniak, M. (2014). The Encyclopedia of Modern Ukraine – achievements, problems and prospects. In Proceedings of the 2-d International Con­ference on Ukrainian Encyclopedia Studies (pp. 14-23). Kyiv: NASU Institute of Encyclopedic Research. https://doi.org/10.37068/ue.2011.1  Zhelezniak, M., Ishchenko, O., Davydenko, O., Ocheretianko, S. (2021). En­cyclopedia of Modern Ukraine as multiple-aspect book source: content analysis of citations. Manuscript and book heritage of Ukraine, 27, 319-332. https://doi.org/10.15407/rksu.27.319Hryhorenko, A. (2020). The features of the conclusions of the lexicogra­phical works. Young Scientist, 79.1, 21-24. https://doi.org/10.32839/2304-­5809/2020-79.1-6