@ARTICLE{
author={Kovacevic Milos A,Davidson Colin H},
year={2008},
title={Crawling the construction web - A machine-learning approach without negative examples},
journal={APPLIED ARTIFICIAL INTELLIGENCE},
volume={22},
number={5},
pages={459-482},
document_type={Article},
} 

@ARTICLE{
author={Kovacevic Milos A,Nie Jian-Yun,Davidson Colin H},
year={2008},
title={Providing answers to questions from automatically collected web pages for intelligent decision making in the construction sector},
journal={JOURNAL OF COMPUTING IN CIVIL ENGINEERING},
volume={22},
number={1},
pages={3-13},
document_type={Article},
}