@inproceedings{1043070,
    title = "Quantum-based spatial extension to the relational model",
    author = "Viqueira, J. R. Rios and Tryfona, N. and Λορέντζος, Νίκος Α.",
    year = "2000",
    pages = "188-199",
    publisher = "World Scientific",
    booktitle = "Advances in informatics. 7th Hellenic Conference on Informatics (HCI '99)"
}