Modification of Chitosan Isolation Method from Pearl Oyster Shell (Pinctada maxima sp) as A Source of Natural Polymer von Kurniawidi, D W, Alawiyah, G, Rahayu, S, Masruroh, Wirawan, R, Destrianingtyas, A S, Septiani, N, Ardianto, T, Illahi, R R

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Earthquake Events Detected by Continuous Gravimeters in Indonesia von Gunawan, I, Wahyudi, E J, Alawiyah, S, Kadir, W G A

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Gravity Structure around Mt. Pandan, Madiun, East Java, Indonesia and Its Relationship to 2016 Seismic Activity von Santoso, D., Wahyudi, E.J., Kadir, W.G.A., Alawiyah, S., Nugraha, A. D., Supendi, P., Parnadi, W.W.

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Synthesis and characterization of magnetite (Fe3O4) via radiolytic reduction method von Alawiyah, F, Muflikhah, Lubis, W Z, Sulungbudi, G T, Mujamilah, Putra, E G R

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Subsurface Structure Interpretation Beneath of Mt. Pandan Based on Gravity Data von Santoso, D, Wahyudi, E J, Alawiyah, S, Nugraha, A D, Widiyantoro, S, Kadir, W G A, Supendi, P, Wiyono, S, Zulkafriza

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