%0 Journal Article %A Grzymala-Busse, Jerzy W. %A Grzymala-Busse, Witold J. %A Hippe, Zdzisław S. %A Rząsa, Wojciech %T An improved comparison of three rough set approaches to missing attribute values %J Control and Cybernetics %D 2010 %P 469-486 %V 39 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2010_39_2_a9/ %G en %F CC_2010_39_2_a9