continuous monitoring of the level of radioactivity in the air, water and soil . EKI terminibaas Esterm. Eesti Keele Instituut, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//esterm/continuous%20monitoring%20of%20the%20level%20of%20radioactivity%20in%20the%20air%2C%20water%20and%20soil/1/eng (30.08.2026)