Ajala, Amkpa Job, and Nur Azam Badarulzaman. “Thermal Conductivity of Aloji Fireclay As Refractory Material”. International Journal of Integrated Engineering 8, no. 2 (December 1, 2016). Accessed April 16, 2021. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/1343.