Putri, Meylia Susiana Dewi, Rudy AG Gultom, and Achmad Farid Wadjdi. “Analysis of SPBE and SWCSF Measurement Instruments Using Flesch Reading Ease for State Security”. Defense and Security Studies 4 (January 11, 2023): 1–7. Accessed May 26, 2026. https://www.journals.ardascience.com/index.php/dss/article/view/216.