@INPROCEEDINGS { Rsds4588,
author = {Suraj, Zbigniew and Skowron, Andrzej and Moshkov, Mikhail}, 
title = {On Covering Attribute Sets by Reducts}, 
booktitle = {Proceedings of the International Conference on Rough Sets and Emerging Intelligent Systems Paradigms (RSEISP'2007)}, 
conference = {International Conference on Rough Sets and Emerging Intelligent Systems Paradigms}, 
series =  = {Lecture Notes in Artificial Intelligence}, 
volume = 4585, 
pages = {175--180}, 
publisher = {Springer-Verlag}, 
address = {Heidelberg - Berlin, Germany}, 
year = 2007, 
editor = {Peters, James F. and Rybinski, Henryk and Skowron, Andrzej}, 
isbn = {978-3-540-73450-5}, 
abstract = {For any fixed natural k, there exists a polynomial in time algorithm which for a given decision table T and given k conditional attributes recognizes if there exist a decision reduct of T containing these k attributes.}, 
keywords = {rough sets, decision tables, decision reducts, }, 
}