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sudjana S. AKIBAT HUKUM PENGHAPUSAN DAN PEMBATALAN MEREK TERDAFTAR TERHADAP HAK ATAS MEREK (Eletion and Cancellation of Registered Marks in The Perspective of Legal Certainty). RNLJ [Internet]. 16Jul.2020 [cited 14Apr.2021];2(2):119-40. Available from: https://ojs.unikom.ac.id/index.php/law/article/view/3076