@inproceedings{issta04,
author = {Cemal Yilmaz and
               Myra B. Cohen and
               Adam Porter},
title = {Covering arrays for efficient fault 
			characterization in complex configuration 
			spaces.},
year = {2004},
pages = {45-54},
booktitle = {International Symposium on Software Testing 
			and Analysis, (ISSTA)}
}