Developing a ‘big picture’: Effects of collaborative construction of multimodal representations in history
Instructional Science (2008) - Comment
doi: 10.1007/s11251-007-9026-5  issn: 0020-4277  issn: 1573-1952 

Maaike E. Prangsma, Carla A. M. Van Boxtel, Gellof Kanselaar