Lidia N. Hernández-Piña and  Carlos R. Jaimez-González,  Implementation of a Serializer to Represent PHP Objects in the Extensible Markup Language.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2019, vol. 151(7). 379 - 383
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10010563.