29Si Solid-State NMR Spectroscopy of Guanine-Modified Rice Husk Silica (RHACGua). Malaysian Journal of Bioengineering and Technology, [S. l.], v. 2, n. 2, p. 54–59, 2025. DOI: 10.70464/mjbet.v2i2.1573. Disponível em: https://journal.umk.edu.my/index.php/mjbet/article/view/1573. Acesso em: 6 sep. 2025.