@inproceedings{1043131,
    title = "External balanced regular (x-BR) trees new structures for very large spatial databases",
    author = "Βασιλακόπουλος, Μιχαήλ and Manolopoulos, Yiannis",
    year = "2000",
    pages = "324-333",
    publisher = "World Scientific",
    booktitle = "Advances in informatics. 7th Hellenic Conference on Informatics (HCI '99)"
}