Bashir A. Yauri and  Aliyu R. Yauri,  E-Service and the Nigerian Banking Sector: A Review of ATM Architecture and Operations.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2016, vol. 109(1). 9 - 12
    [viewed 22 October 2021]. Available from: https://publications.waset.org/pdf/10003111.