SAMSONYUK, Kateryna; STETSENKO, Tetiana; PETRYK, Olena. REGIONAL DIFFERENTIATION OF HIGHER EDUCATION SERVICES IN UKRAINE. Ekonomichna ta Sotsialna Geografiya, Kyiv, Ukraine, v. 72, p. 47–53, 2015. DOI: 10.17721/2413-7154/2015.72.47-53. Disponível em: https://www.bulletin-esgeograph.org.ua/esg/article/view/72-samsoniuk-et-al-47-53. Acesso em: 15 jul. 2026.