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					<dc:creator>Qian, Yuhua; Liang, Jiye; Pedrycz, Witold; Dang, Chuangyin</dc:creator>
					<dc:date>2010</dc:date>
					<dc:identifier>5777563</dc:identifier>
					<dc:language>English</dc:language>
					<dc:publisher>Elsevier, Amsterdam</dc:publisher>
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					<dc:source>Artif. Intell. 174, No. 9-10, 597-618 (2010).</dc:source>
					<dc:subject>68T05; 68T20; 94A17</dc:subject>
					<dc:title>Positive approximation: an accelerator for attribute reduction in rough set theory</dc:title>
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