Local and Global Feedback

@inproceedings{pub1921,
    author = {

Melis, Erica
 and 

Ullrich, Carsten
},
    editor = {

Hoppe, U.
 and 

Verdejo, F.
 and 

Kay, J.
},
    title = {Local and Global Feedback},
    booktitle = {AI in Education, AIED-2003. International Conference on Artificial Intelligence in Education (AIED)},
    year = {2003},
    pages = {476--478},
    publisher = {IOS Press}
}