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ANALISIS PRODUKTIVITAS TUKANG KERAMIK DENGAN MEMPERHITUNGKAN MUTU HASIL DI PEKANBARU. Siklus [Internet]. 2015 Oct. 1 [cited 2026 Apr. 17];1(2):109-18. Available from: https://journal.unilak.ac.id/index.php/SIKLUS/article/view/176