RIFFAT, S., SU, Y., ISMAIL, N., & IDAYU AHMAD, M. (2020). Proceedings of the 18th International Conference on Sustainable Energy Technologies (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia. In S. RIFFAT, N. ISMAIL, Y. SU, & M. IDAYU AHMAD (Eds.), Proceedings of the 18th International Conference on Sustainable Energy Technologies (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia