1. Editorial;Blackman;World Patent Inform,2002
2. Editorial;Blackman;World Patent Inform,2003
3. Editorial;Blackman;World Patent Inform,2004
4. http://ec.europa.eu/internal_market/indprop/patent/index_en.htm and http://cordis.europa.eu/search/index.cfm?fuseaction=news.simpledocument&N_RCN=27444.
5. http://www.theherald.co.uk/business/news/display.var.1173883.0.0.php.