Rujukan Silikon dioksida

  1. ↑ Iler, R. K. (1979). The Chemistry of Silica. Plenum Press. ISBN 978-0-471-02404-0.
  2. ↑ Fernández LD, Lara E, Mitchell EA (2015). "Checklist, diversity and distribution of testate amoebae in Chile". Eur. J. Protistol. 51 (5): 409–24. doi:10.1016/j.ejop.2015.07.001. PMID 26340665.
  3. ↑ Johnston, CJ et al. (2000), Toxicol Sci, 56(2): 405-413