James M. Foster, Md. Arafat Sultan, Holly Devaul, Ifeyinwa Okoye, Tamara Sumner. Identifying core concepts in educational resources. In Karim B. Boughida, Barrie Howard, Michael L. Nelson, Herbert Van de Sompel, Ingeborg Sølvberg, editors, Proceedings of the 12th ACM/IEEE-CS Joint Conference on Digital Libraries, JCDL '12, Washington, DC, USA, June 10-14, 2012. pages 35-42, ACM, 2012. [doi]
Abstract is missing.