Numerical study on the effects of absorptivity on performance of flat plate solar collector of a water heater von Tambunan, D R S., Sibagariang, Y P, Ambarita, H, Napitupulu, F H, Kawai, H

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Influence of the weighing bar size to determine optimal time of biodiesel-glycerol separation by using the buoyancy weighing-bar method von Tambun, R, Sibagariang, Y, Manurung, J

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Study on the effect of oil palm shells on fresh water productivity of double slope solar still von Sibagariang, Y.P., Napitupulu, F.H., Kawai, H., Ambarita, H.

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Estimation of the settling time of wastewater using the Buoyancy Weighing Bar Method von Sibagariang, Y., Tambun, R., Hasibuan, R., Alexander, V.

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Investigation of the effect of a solar collector, nozzle, and water cooling on solar still double slope von Sibagariang, Y.P., Napitupulu, F.H., Kawai, H., Ambarita, H.

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Box Station Parametric Study with Time History Dynamic Analysis von Sengara, I Wayan, Basarah, Yuamar I., Sulaiman, Ahmad, Sibagariang, Sarah M.T.

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Pengaruh Kepemimpinan dan Disiplin Kerja terhadap Kinerja Karyawan PT. Indah Logistik Cargo Cabang Pematangsiantar von Melati Siregar, Lamria Rini, Sibagariang, Susy Alestriani, Simamora, Benjamin Albert

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Concordance of Proteinuria Examination Results using Dipstick Urine, Albumin-Creatinine Ratio, and Immunoassay in Diabetes Mellitus Type-2 von Marihot Sibagariang, Charles, Royland Marpaung, Ferdy

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Growth, mortality, and exploitation rate of spadenose shark ( Scoliodon laticaudus ) landed at PPI Dumai, Riau Province von Sibagariang, Rina D., Batubara, Ummi M., Wibowo, M. Arief, Metalisa, Rindi

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Determination of Anoxygenic Photosynthetic Bacteria from Water and Sediment in Dumai Coastal Water, Indonesia von Batubara, U M, Sibagariang, R D, Siregar, S S, Maelina, T, Ginting, T Y, Pratama, MR, Jaboro, M R

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Reduction of River Pollutants with Raffia-Cord in Sail River Pekanbaru Indonesia von Budijono, Sibagariang, R D, Hasbi, M

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The Effect of Varying the Air Flow in a Solar Collector on the Quality of Arabica Coffee Beans von Siagian, Parulian, Napitupulu, Farel Hasiholan, Ambarita, Himsar, Sihombing, Hendrik Voice, Sibagariang, Yogie Probo, Siagian, Horas Sotardodo

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Effects of tip speed ratio on the performance of an H-Darriues wind turbine with NACA 4415 air foil von Sibagariang, Yogie P., Pramono, Indro, Kishinami, Koki, Ambarita, Himsar

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Droplet size distribution measurement of water in kerosene by the buoyancy weighing-bar method von Tambun, Rondang, Sibagariang, Piety, Alphantaria, Brigitta, Rambe, Ahmad Mulia

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A Possibility of using Antagonistic Bacterial Isolates in Controlling Fusarium Wilt of Chrysanth (Chrysanthemum sp.) von Sibagariang, Ayu, Suryanto, Dwi, Nurtjahja, Kiki

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Effect number of blades on the performance of h-Darrieus wind turbine with NACA 0018 air foil von Sibagariang, Yogie P, Hamdani, Wahyu, Kishinami, Koki, Ambarita, Himsar

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Study on solid waste generation in Lake Toba area von Suryati, I, Khair, H, Siregar, R L, Sibagariang, H, Utami, R

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Age and Growth of the Shortfin Mako Shark in the Southern Indian Ocean von Liu, Kwang‐Ming, Sibagariang, Rina D'rita, Joung, Shoou‐Jeng, Wang, Shyh‐Bin

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Pengaruh Brand Image dan Brand Trust terhadap Brand Loyalty pada PT Bank Sinarmas von Sibagariang, Sem Christina Hawila, Nursanti, Tinjung Desy

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Causes of low pregnancy rates in beef cattle through artificial insemination technology in Soppeng Regency (case study: performance of the 2018 UPSUS SIWAB) von Bonewati, Y I, Sirajuddin, S N, Yusuf, M

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