properties. Descriptive item A descriptive item captures knowledge about the target domain. They can be used to describe business organisations, business processes, information services et cetera. ISPL gives guidance on describing descriptive items by providing a descriptive item profile in which all properties of the descriptive item can easily be ordered. External links ISPL Homepage Information Services Procurement Group (in Dutch) References Halfhide, O. et al. (2003), ‘Procurement, projecten en processen in de praktijk, De samenhang tussen ISPL, PRINCE2 en ITIL’, IT Beheer Jaarboek 2003, chapter 5.4 (in Dutch) Franckson, M. and Verhoef, editors (1999), ‘Managing Acquisition Processes’, Information Services Procurement Library, ten Hagen & Stam, Den Haag, The Netherlands, Franckson, M. and Verhoef, editors (1999), ‘Managing Risks and Planning Deliveries’, Information Services Procurement Library, ten Hagen & Stam, Den Haag, The Netherlands, Verhoef, D. and Franckson (1999), ‘Risk Management for IT in the large’, CAiSE’99, LNCS 1626, pp. 57–72 Franckson, M. and Verhoef, editors (1999), ‘Specifying Deliverables’, Information Services Procurement Library, ten Hagen & Stam, Den Haag, The Netherlands, Koch, N. and Helmerich, A. (1999), ‘Web Engineering’, Information Services Procurement Library, ten Hagen & Stam, Den Haag, The Netherlands, Method engineering