1.Khiem LH, Trong TD, Thao NV. A Feasibility Study in Application of a Gamma Scattering Technique for Inspecting Density Variation. Comm. Phys. [Internet]. 2012 Oct. 31 [cited 2026 Jan. 2];22(3):275. Available from: https://vjs.ac.vn/cip/article/view/161