Koshliakov O, Dyniak O, Koshliakova I. Problems of determination of groundwater body at cross-border regions of Ukraine according to EU water legislation. Вісник: Геологія [Internet]. 2017 Dec. 26 [cited 2026 Oct. 11];4(79):67-70. Available from: https://geology.bulletin.knu.ua/en/article/view/1421