Noor H Jabarullah,  Novel Intrinsic Conducting Polymer Current Limiting Device (CLD) for Surge Protection.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 81(9). 644 - 647
    [viewed 23 October 2019]. Available from: https://publications.waset.org/pdf/16610.