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Sembiring, A. S. and Tampubolon, K. . (2023) “Pembelajaran Operasi Hitung Aritmatika Sosial dengan Menerapkan Metode Computer Based Instruction (CBI) di panti Asuhan Talenta Delpita Medan”, MEANS (Media Informasi Analisa dan Sistem), 7(2), pp. 222–226. doi: 10.54367/means.v7i2.2421.