Kuan Zhou Michael Chu Chao You Jong-Ru Guo Channakeshav John Mayega John F. McDonald Russell P. Kraft Bryan S. Goda A four-bit full adder implemented on fast SiGe FPGAs with novel power control scheme. 248 2003 FPGA http://doi.acm.org/10.1145/611817.611883 db/conf/fpga/fpga2003.html#ZhouCYGCMMKG03