@inproceedings{azcona2017targeting, title = {Targeting At-risk Students Using Engagement and Effort Predictors in an Introductory Computer Programming Course}, author = {Azcona, David and Smeaton, Alan F}, booktitle = {European Conference on Technology Enhanced Learning (EC-TEL'17)}, pages = {361--366}, year = {2017}, publisher = {Springer}, address = {NY, USA} }