Aliyah, F. et al. 2023. COMBINED METHOD OF BULK MATERIAL SHIELDING EVALUATION FOR 200 MEV HIGH ENERGY NEUTRON SOURCE USING PHITS MODELLING AND PARTIAL DENSITY. Spektra: Jurnal Fisika dan Aplikasinya. 8, 1 (Apr. 2023), 1–16. DOI:https://doi.org/10.21009/SPEKTRA.081.01.