@inproceedings{TUC-HCIS/LAAP12,
  author = "C. Lynch and K. D. Ashley and V. Aleven and N. Pinkwart",
  title = "Ill-Defined Domains and Adaptive Tutoring Technologies",
  year = 2012,
  booktitle = "Adaptive Technologies for Training and Education",
  publisher = "Cambridge University Press"
}