Investigating the medium effect in computer-aided assessment of school Chemistry and college Computing national examinations

@article{Ashton2005InvestigatingTM,
  title={Investigating the medium effect in computer-aided assessment of school Chemistry and college Computing national examinations},
  author={Helen S. Ashton and Cliff E. Beevers and Athol A. Korabinski and Martin A. Youngson},
  journal={BJET},
  year={2005},
  volume={36},
  pages={771-787}
}