Identifying challenging CS1 concepts in a large problem dataset

Yuliya Cherenkova, Daniel Zingaro, Andrew Petersen. Identifying challenging CS1 concepts in a large problem dataset. In J. D. Dougherty, Kris Nagel, Adrienne Decker, Kurt Eiselt, editors, The 45th ACM Technical Symposium on Computer Science Education, SIGCSE '14, Atlanta, GA, USA - March 05 - 08, 2014. pages 695-700, ACM, 2014. [doi]

@inproceedings{CherenkovaZP14,
  title = {Identifying challenging CS1 concepts in a large problem dataset},
  author = {Yuliya Cherenkova and Daniel Zingaro and Andrew Petersen},
  year = {2014},
  doi = {10.1145/2538862.2538966},
  url = {http://doi.acm.org/10.1145/2538862.2538966},
  researchr = {https://researchr.org/publication/CherenkovaZP14},
  cites = {0},
  citedby = {0},
  pages = {695-700},
  booktitle = {The 45th ACM Technical Symposium on Computer Science Education, SIGCSE '14, Atlanta, GA, USA - March 05 - 08, 2014},
  editor = {J. D. Dougherty and Kris Nagel and Adrienne Decker and Kurt Eiselt},
  publisher = {ACM},
  isbn = {978-1-4503-2605-6},
}