Intan Fatihah Ahmad, Ghazali Omar, and Mohd Azli Salim. 2018. “Extrinsic Activation Energy for Enhanced Solid-State Metallic Diffusion for Electrical Conductive Ink”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences 50 (1):32-39. https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2855.