Streckytė, Erika, Audrius Gagiškis, and Donatas Butkus. “Research on Changes in the Volumetric Activity of Radon in Soil Air Depending on Depth”. Mokslas – Lietuvos ateitis / Science – Future of Lithuania 4, no. 5 (December 31, 2012): 448-454. Accessed November 24, 2024. https://btp.vgtu.lt/index.php/MLA/article/view/4592.