000 00285nas a22000857a 4500
008 170117s9999 xx 000 0 und d
245 _a3C ON-LINE
_h[e-journal]
260 _bAssociation for Computing Machinery
856 _uhttp://dl.acm.org/citation.cfm?id=J685
_yeSS consortium 1994 - 1997
999 _c548697
_d548697