Van Nhon, Mai, Truong Hong Loan, Tran Ai Khanh, Tran Thien Thanh, and Dang Nguyen Phuong. 2008. “STUDY ON THE INFLUENCE OF MULTI-SCATTERING FROM SURROUNDINGS OF HPGE DETECTOR ON ITS GAMMA SPECTRA BY SIMULATION USING MCNP CODE”. VNUHCM Journal of Science and Technology Development 11 (10), 66-77. https://doi.org/https://doi.org/10.32508/stdj.v11i10.2703.