Scaling informal learning at the workplace: A model and four designs from a large-scale design-based research effort.
Tobias LeyJohn CookSebastian DennerleinMilos KravcikChristine KunzmannKai PataJukka PurmaJohn SandarsPatricia SantosAndreas P. SchmidtMohammad Al-SmadiChristoph TrattnerPublished in: Br. J. Educ. Technol. (2014)