Padmanabhan Balasubramanian and  C. Ardil,  Library Aware Power Conscious Realization of Complementary Boolean Functions .   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2008, vol. 17(5). 1027 - 1036
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/570.