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Febiola Tampubolon S, Ivanna J. Black Campaign tactics in Shaping Perception Voter Beginner (Case Study: Helvetia Village, Medan Sunggal District , North Sumatera). Ampera [Internet]. 2024 Apr. 30 [cited 2025 Aug. 21];5(02):62-7. Available from: https://jurnal.radenfatah.ac.id/index.php/Ampera/article/view/22732