@techreport{R089.002,
author={De Bosschere, K.},
title={Knowledge Representation Techniques},
booktitle={LEM Technical Report},
year={1989},
month={2},
number={DG89-03},
publisher={Laboratorium voor Electronica en Meettechniek},
series={Interne Rapporten LEM DG},
address={Gent},
}