Monica M. C. Schraefel Nigel R. Shadbolt Nicholas Gibbins Stephen Harris Hugh Glaser CS AKTive space: representing computer science in the semantic web. 384-392 2004 conf/www/2004 WWW http://doi.acm.org/10.1145/988672.988724 db/conf/www/www2004.html#SchraefelSGHG04