Developing Open Badges: a comprehensive approach
Crossref DOI link: https://doi.org/10.1007/s11423-015-9388-3
Published Online: 2015-05-20
Published Print: 2015-08
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Devedžić, Vladan
Jovanović, Jelena
Text and Data Mining valid from 2015-05-20