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SKKD No. 0060/UN25.5.1/TU.3/20120 "Kadar Kadmium pada Air Sumur Gali di Sekitar Tempat Pemrosesan Akhir Sampah(Studi di Tempat Pemrosesan Akhir Sampah X Kabupaten jember Indonesia) "
SKKD No. 0063/UN25.5.1/TU.3/2020 "The Formulation Robusta Coffee Bark Jember lndonesia for Charcoal Briquettes as Alternative Energy:The Comparison Organic starch Adhesive and Anorganlc Adheslve "