KULYK V, BONDARENKO M, KASHUBA G, FEDORIV R. THE JOINT APPLICATION OF RADIOACTIVITY LOGGING AND SONIC LOGGING FOR DETERMINATION OF POROSITY OF BEDS IN THE CASED BOREHOLES. Вісник: Геологія. 2024;(41-42):103-106. Accessed October 11, 2026. https://geology.bulletin.knu.ua/en/article/view/3194