THE EFFECT OF TUNGSTEN DISULFIDE ADDITIVES AND SODIUM DODECYL SULFATE ON BASE OILS COMBINATIONS COMPARED TO LUBRICANTS 10W-40 TO REDUCE FRICTION von Susilawati, . Hanifuddin, M, . P. Gultom, Y

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A Changing Landscape: Exploring the Relationship between Clean and Clear Status Policy, Coal Mining, and Deforestation von Widjanarko, A P, Gultom, Y M L

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Repercussions of agricultural land conversion policy on food security in Indonesia von Gultom, O B, Ginting, B, Lubis, M Y, Azwar, T K D, Pasaribu, M P J

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Effectiveness of propolis gel on Mus musculus (Swiss Webster) periodontitis model with ligature silk thread application von Soekanto, Sri Angky, Safitri, Yasmine Nuraida, Zeid, Hanaa, Gultom, Ferry P., Djais, Ariadna Adisattya, Darwita, Risqa Rina, Sahlan, Muhamad

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Human T lymphotropic virus I in Indonesia. Very low seroprevalence in the Jakarta area: antibodies in healthy blood donors and in various nonhematological diseases von Tanggo, Y, Gultom, S P, Simanjuntak, T, Sibuea, W H, Matsuzaki, H, Yamaguchi, K

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Human T Lymphotropic Virus I in Indonesia von Tanggo, Y., Gultom, S.P., Simanjuntak, T., Sibuea, W.H., Matsuzaki, H., Yamaguchi, K.

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