@misc {IOPORT.71014571,
    author       = {Qu, Changtao and Nejdl, Wolfgang},
    title        = {Bridging O-telos and XML with XML schema: the authoring environment for KBS adaptive hyperbook},
    howpublished = {ITCC, 338-343 (2002).},
    year         = {2002},
    identifier   = {71014571},
}