@article {2030,
	title = {A Comparison of Item Calibration Media in Computerized Adaptive Testing},
	journal = {Applied Psychological Measurement},
	volume = {18},
	number = {197-204},
	year = {1994},
	author = {Hetter, R. D. and Segall, D. O. and Bloxom, B. M.}
}
