References
Winterton, J., Delamare – Le Deist, F., Stringfellow, E. (2005). Typology of knowledge, skills and competences: clarification of the concept and prototype. Thessaloniki: Research report elaborated on behalf of Cedefop (final draft).
http://www.scn.org/cmp/modules/pd-smar.htm
http://www.projectsmart.co.uk/smart_goals.html
http://www.balancedscorecard.org/bkgd/pdca.html
http://www.12manage.com/methods_demingcycle_nl.html
http://en.wikipedia.org/wiki/PDCA
http://www.asq.org/learn-about-quality/project-planning-tools/overview/pdsa-cycle.html

