Van Tao, C., Van Nhon, M., & Anh Tu, P. (1999). APPLICATION OF THE POSITRON TRAPPING MODEL WITH DETRAPPING EFFECT TO STUDY CONCENTRATION OF MONOVACANCY IN METAL CU. VNUHCM Journal of Science and Technology Development, 2(1), 9-14. https://doi.org/https://doi.org/10.32508/stdj.v2i1.3607