eldorado.tu-dortmund.de/server/api/core/bitstreams/a84f5db0-89b3-4905-ba0c-7e54e5195869/content
Michael NEUBRAND, Oldenburg
Activity Checklist: a tool for representing the space of context, Interactions, Vol. Issue 6 pp.2739.
Krüger, K.,(2000) Erziehung zum funktionalen Denken, Kap.7 ,Logos, Berlin, 2000.
Vygotsky …