Optical pulsars and black arrows: discoveries as occasioned productions
by Timothy Koschmann, Alan Zemel
Link
Reference:
Timothy Koschmann, Alan Zemel, (2009), "Optical pulsars and black arrows: discoveries as occasioned productions", Journal of the Learning Sciences, vol. 18, no. 2, pp. 200–246.
Bibtex Entry:
@ARTICLE{Koschmann2009a,
  author = "Timothy Koschmann and Alan Zemel", 
  doi = "10.1080/10508400902797966", 
  keywords = "EMCA, Learning, Discovery", 
  journal = "Journal of the Learning Sciences", 
  number = "2", 
  pages = "200–246", 
  title = "Optical pulsars and black arrows: discoveries as occasioned productions", 
  url = "http://www.tandfonline.com/doi/abs/10.1080/10508400902797966", 
  volume = "18", 
  year = "2009", 
}