Peiyi Zhao Golconda Pradeep Kumar C. Archana Magdy A. Bayoumi A Double-Edge Implicit-Pulsed Level Convert Flip-Flop. 141-144 2004 conf/isvlsi/2004 ISVLSI http://csdl.computer.org/comp/proceedings/isvlsi/2004/2097/00/20970141abs.htm db/conf/isvlsi/isvlsi2004.html#ZhaoKAB04