David Bainbridge George Buchanan John R. McPherson Steve Jones Abdelaziz Mahoui Ian H. Witten Greenstone: A Platform for Distributed Digital Library Applications. 137-148 2001 conf/ercimdl/2001 ECDL http://dx.doi.org/10.1007/3-540-44796-2_13 db/conf/ercimdl/ecdl2001.html#BainbridgeBMJMW01