The Annotated Bibliography is a collection of curated links to research literature on AV topics.

Bruce-Lockhart MP, Norvell TS, Crescenzi P. Adding Test Generation to the Teaching Machine. ACM Transactions on Computing Education. 2009;9:1-14.
Bruce-Lockhart MP, Norvell TS. Lifting the hood of the computer: program animation with the Teaching Machine. In: Electrical and Computer Engineering, 2000 Canadian Conference on. Vol 2.; 2000. p. 831-5 vol.2.