R. V. K. Pillai Dhamin Al-Khalili Asim J. Al-Khalili Energy delay analysis of partial product reduction methods for parallel multiplier implementation. 201-204 1996 conf/islped/1996 ISLPED http://doi.acm.org/10.1145/252493.252603 db/conf/islped/islped1996.html#PillaiAA96