@INPROCEEDINGS { Rsds3100,
author = {Polkowski, Lech T.}, 
title = {Spatial Reasoning via Rough Sets}, 
booktitle = {Rough Sets and Current Trends in Computing}, 
conference = {Rough Sets and Current Trends in Computing}, 
series =  = {Lecture Notes in Artificial Intelligence}, 
volume = 2005, 
pages = {479--486}, 
publisher = {Springer-Verlag}, 
address = {Heidelberg - Berlin, Germany}, 
year = 2001, 
editor = {Ziarko, Wojciech and Yao, Yiyu}, 
issn = {0302-9743}, 
isbn = {3-540-43074-1}, 
abstract = {Rough set reasoning may be based on the notion of a part to a degree as proposed in rough mereology. Mereological theories form also a foundation for spatial reasoning. Here we show how to base spatial reasoning on rough set notions.}, 
keywords = {rough sets, mereology, rough mereology, connection, spatial reasoning, }, 
}