Charles C. H. Lean Alex K. B. See S. Anandan Shanmugam An Enhanced Method for the Snake Algorithm. 240-243 2006 conf/icicic/2006 ICICIC (1) http://doi.ieeecomputersociety.org/10.1109/ICICIC.2006.47 db/conf/icicic/icicic2006-1.html#LeanSS06