A framework in prolog for computing structural relationships.

Carsten Pontow Florian Dazinger Rainer Schubert A framework in prolog for computing structural relationships. 308-326 2007 62 Data Knowl. Eng. 2 http://dx.doi.org/10.1016/j.datak.2006.08.006 db/journals/dke/dke62.html#PontowDS07