Nasrul Amri Mohd Amin and  Martin Belusko and  Frank Bruno,  Optimisation of A Phase Change Thermal Storage System.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2009, vol. 32(8). 996 - 1000
    [viewed 14 October 2019]. Available from: https://publications.waset.org/pdf/5073.