000			00409nam a2200133Ia 4500
008			211224s9999 xx 000 0 und d
020			_a9788181289100
082			_a658.478 BEN
100			_aBenantar, Messaoud
245		0	_aAccess control Syste: Security, identity management and trust models
260			_aBerlin: _bSpringer, _c2008
300			_axxi, 261 p. : ill. 23 cm
650			_aComputer Internet Security
999			_c9581 _d9581