Pasangka B, Pasangka IG. Investigation of Radioisotope count fluctuation and Shifts of Their Content Accumulation in Rock Minerals. JoSSEd [Internet]. 2024 Apr. 30 [cited 2024 Sep. 1];5(1):73-9. Available from: https://jppipa.unram.ac.id/index.php/jossed/article/view/7384