WASET
    Amel Grissa-Touzi and  Minyar Sassi,  New Approach for the Modeling and the Implementation of the Object-Relational Databases.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2007, vol. 11(11). 3542 - 3545
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/2248.