WASET
    S. Boorboor and  S. A. H. Feghhi and  H. Jafari,  Investigation of Threshold Voltage Shift in Gamma Irradiated N-Channel and P-Channel MOS Transistors of CD4007.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2017, vol. 125(5). 196 - 200
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10007002.