@conference {1224,
	title = {Using judgments of item difficulty to change answers on computerized adaptive vocabulary tests},
	booktitle = {Paper presented at the annual meeting of the American Educational Research Association},
	year = {2002},
	note = {$\#$VI02-01},
	address = {New Orleans LA},
	author = {Vispoel, W. P. and Clough, S. J. and Bleiler, T.}
}
