000			00360nam a2200145Ia 4500
008			230312s9999||||xx |||||||||||||| ||und||
020			_a9783319864945
082			_a005.117 _bRUM-A
100			_aQiu,Robert C
245		0	_aCognitive radio communications and networking
260			_bSpringer _c2017
300			_a388
650			_aComputer _vUML
942			_cBK
999			_c17906 _d17906