Monika Akbar Weiguo Fan Clifford A. Shaffer Yinlin Chen Lillian N. Cassel Lois M. L. Delcambre Daniel D. Garcia Gregory W. Hislop Frank M. Shipman III Richard Furuta B. Stephen Carpenter II Hao-wei Hsieh Bob Siegfried Edward A. Fox Digital Library 2.0 for Educational Resources. 89-100 2011 TPDL http://dx.doi.org/10.1007/978-3-642-24469-8_11 conf/ercimdl/2011 db/conf/ercimdl/tpdl2011.html#AkbarFSCCDGHSFCHSF11