1. Professional development and teacher education: Have we got it right?;Aston;Computer Education,1988
2. Measuring knowledge of technology usage and stages of concern about computing: a study of middle school teachers;Atkins;Journal of Technology and Teacher Education,2000
3. How computers are used in United States schools: Basic data from the 1989 I.E.A. Computers in Education Survey;Becker;Journal of Educational Computing Research,1991
4. Using multimedia technology as an instructional tool to enhance learning;Beckwith;Dissertation Abstracts International,2001
5. Brickner, D. (1995). The effects of first and second order barriers to change on the degree and nature of computer usage of secondary mathematics teachers: A case study. Unpublished doctoral dissertation, Purdue University, West Lafayette, IN.