1. Mary J Allen and Wendy M Yen . 2001. Introduction to measurement theory . Waveland Press . Mary J Allen and Wendy M Yen. 2001. Introduction to measurement theory. Waveland Press.
2. Elizabeth L Bjork Robert A Bjork etal 2011. Making things hard on yourself but in a good way: Creating desirable difficulties to enhance learning. Psychology and the real world: Essays illustrating fundamental contributions to society 2 59--68 (2011). Elizabeth L Bjork Robert A Bjork et al. 2011. Making things hard on yourself but in a good way: Creating desirable difficulties to enhance learning. Psychology and the real world: Essays illustrating fundamental contributions to society 2 59--68 (2011).
3. Multiple-choice testing as a desirable difficulty in the classroom.
4. Diagnostic Assessment With Ordered Multiple-Choice Items
5. Evaluating a new exam question