@misc{650,
  author = {J. Tan and G. Biswas},
  title = {The role of feedback in preparation for future learning: A case study in learning by teaching environments},
  year = {2006},
  journal = {ntelligent Tutoring Systems: Vol. 4053. Lecture Notes in Computer Science},
  pages = {370-381},
  publisher = {Springer},
  address = {Jhongli, Taiwan},
}