Maher E. Rizkalla Paul Salama Mohamed El-Sharkawy Modukuri Sushmitha Hardware Implementation of Block-based Motion Estimation for Real Time Applications. 139-159 2007 49 VLSI Signal Processing 1 http://dx.doi.org/10.1007/s11265-007-0047-8 db/journals/vlsisp/vlsisp49.html#RizkallaSES07