Maalihan, R., and R. Advincula. “Three-Dimensional Printing of Nanoscaled Organic-Inorganic Siloxane Hybrid Composites via Stereolithography”. International Research Journal on Innovations in Engineering, Science and Technology, vol. 5, Dec. 2019, pp. 05-08, https://ojs.batstate-u.edu.ph/index.php/IRJIEST/article/view/43.