8STN Express with Discover! http://www.stn-international. de/stninterfaces/stnexpress/stn_exp, html( Accessed Jul. 23,2005).
9New Intelligent Infonnation Tools Promise Much:How Successful are they when Applied to Scientific Informarion? http://www. infonorties.com/ehemical/ch02/files/basf.pdf (Accessed Jul. 22,2005).