by Panjaitan, Dedy Juliandri, Suwilo, Saib, Opim, S. Sitompul, Sawaluddin
Published in Journal of physics. Conference series (01.08.2019)

by Susilawati, Enny, Mawengkang, Herman, Opim, S. Sitompul, Sutarman
Published in Journal of physics. Conference series (01.08.2019)

by Sihombing, Dame Ifa, Opim, S. Sitompul, Sutarman, Nababan, Ester
Published in Journal of physics. Conference series (01.08.2019)

by Harahap, Amin, Mawengkang, Herman, Opim, S. Sitompul
Published in Journal of physics. Conference series (01.08.2019)

by Sitompul, S. M., Zulfati, Ajrina Puspita
Published in Agrivita (01.02.2019)

by Nasution, H, Yurnaliza, Veronicha, Irmadani, Sitompul, S
Published in IOP conference series. Materials Science and Engineering (01.03.2017)

by Rahmat, R F, Nicholas, F, Purnamawati, S, Sitompul, O S
Published in Journal of physics. Conference series (01.01.2017)

by Sitompul, S.M., Roviq, Mochammad, Riedo, Ervina
Published in Agrivita (01.10.2019)

by Nasution, H, Yurnaliza, Veronicha, Irmadani, Sitompul, S
Published in IOP conference series. Materials Science and Engineering (01.07.2017)

by Siregar, B, Sitompul, OS, Prayitno, OZ, Sulindawaty
Published in Journal of physics. Conference series (01.08.2019)

by Sitompul, S.M., Roviq, Muhammad, Yudha, Ariesta, Khesia, Stepani Astrid, Avyneysa, Nathania Julia, Yolanda, Yolanda
Published in Agrivita (01.06.2020)

by Napitupulu, Richard A M, Simanjuntak, Sutan L M H, Manurung, Charles, Hutabarat, Chilinton, Sitompul, S, Aoh, J N
Published in IOP conference series. Materials Science and Engineering (01.04.2019)

by Nasution, M Z F, Sitompul, O S, Ramli, M
Published in Journal of physics. Conference series (01.03.2018)

by Syaliman, K U, Nababan, E B, Sitompul, O S
Published in Journal of physics. Conference series (01.03.2018)

by Nababan, A A, Sitompul, O S, Tulus
Published in Journal of physics. Conference series (01.04.2018)

by Hartono, Sitompul, O S, Tulus, Nababan, E B
Published in IOP conference series. Materials Science and Engineering (01.01.2018)

by Nababan, E B, Sitompul, O S, Sianturi, J
Published in Journal of physics. Conference series (01.06.2019)

by Priambodo, Rifqi Agung, Sitompul, Opim S., Zarlis, Muhammad
Published in Journal of physics. Conference series (01.11.2019)

by Putri, Syarifah K, Amalia, A, Nababan, E B, Sitompul, O S
Published in Journal of physics. Conference series (01.06.2021)

by Harlina, L, Sitompul, O S, Nasution, S
Published in Journal of physics. Conference series (01.08.2019)