Jehad Al Dallal,  Applications for Accounting of Inherited Object-Oriented Class Members .   journal   = {International Journal of Computer and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2016, vol. 112(4). 706 - 709
    [viewed 09 April 2020]. Available from: https://publications.waset.org/pdf/10004082.