HIOM, D. New version of SOSIG [en línea], 1998. <http://www.roads.wt.ac.uk/lists/open-roads/1998/12/0007.htm> [Consulta: 27 de Abril de 2001].

HAMILTON, Martin. What's ROADS? The software [en línea], 1999. <http://martinh.net/imesh-slides/slide2.html> [Consulta: 15 de Abril de 2001].

POWELL, Andy. Adding Harvesting Functionality to the ROADS Software [en línea], 1996. <http://www.ukoln.ac.uk/metadata/roads/harvesting-notes.html> [Consulta: 25 de Abril de 2001].

WORSFOLD, Emma. “Distributed and Part-Automated  cataloguing”. DESIRE Issues Paper [en línea], 1998. <http://www.sosig.ac.uk./desire/cat/cataloguing/html> [Consulta: 17 de Abril de 2001].

HUXLEY, Lesly. “DESIRE on Planet Sosig: training for the distributed internet cataloguing model”. Planet SOSIG Column [en línea], 1997.  <http://www.ariadne.ac.uk/issue15/planet-sosig/> [Consulta: 15 de Abril de 2001]

MORRISON, Heather. “Indexing the web : an overview of current and proposed approaches”. LIS 598, School of Library and Information Studies [en línea], 1997. <http://www.slis.ualberta.ca/598/heather/hmindex.htm> [Consulta: 25 de Abril de 2001].

FERGUSON, Nicky. SOSIG: Social Science Information Gateway [en línea], 1996. <http://www.ukon.ac.uk./services/eLib/projects/sosig/> [Consulta: 25 de Abril de 2001].