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LINDAWATI L, Fauzi IR, TISTAMA R, ATMININGSIH A. ANALISIS PERUBAHAN STRUKTUR BIAYA DAN KEBUTUHAN TENAGA KERJA PADA PENERAPAN SISTEM SADAP FREKUENSI RENDAH DI PERUSAHAAN PERKEBUNAN KARET, SUMATERA UTARA: Cost structure change analysis and labor requirement for the implementation of low frequency tapping systems in rubber plantation companies. JPK [Internet]. 2024Jun.24 [cited 2024Jul.3];42(1):75-90. Available from: https://ejournal.puslitkaret.co.id/index.php/jpk/article/view/888