SETIAWATI, N.; MANURUNG, P.; SEMBIRING, S. Pengaruh Variasi NaOH terhadap Karakteristik Nanosilika Berbasis Batu Apung. Jurnal Teori dan Aplikasi Fisika, [S. l.], v. 6, n. 2, p. 187–192, 2018. DOI: 10.23960/jtaf.v6i2.180. Disponível em: https://jtaf.fmipa.unila.ac.id/index.php/jtaf/article/view/180. Acesso em: 28 oct. 2025.