000			00289nam a2200109Ia 4500
008			230907s9999||||xx |||||||||||||| ||und||
082			_a621.38153,OPT
100			_aSha, Zhanyou, _9115204
245		0	_aOptimal design of switching power supply /
300			_axiv, 416 pages :
942			_cBK
999			_c597841 _d597841