Harry, Angelina, Marini Sawawi, Muhammad Kashif, Siti Kudnie Sahari, and Mohammad Rusop. 2016. “Optical, Electrical and Structural Investigation on Different Molarities of Titanium Dioxide (TiO2) via Sol-Gel Method”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 8 (12):87-91. https://jtec.utem.edu.my/jtec/article/view/1441.