00349nas a2200133 4500000000100000008004100001260000700042100001400049700002100063700001900084700002500103245007300128300001400201 2002 d c091 aB. Smolka1 aC. Canton-Ferrer1 aM. Szczepanski1 aKonrad Wojciechowski00aEvaluation of the efficiency of robust anisotropic diffusion schemes a666–669