Nazli W. Hardy,  The Internet of Things Ecosystem: Survey of the Current Landscape, Identity Relationship Management, Multifactor Authentication Mechanisms, and Underlying Protocols.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2016, vol. 114(6). 1202 - 1206
    [viewed 28 April 2024]. Available from: https://publications.waset.org/pdf/10004940.