@conference {1229,
	title = {The efficiency, reliability, and concurrent validity of adaptive and fixed-item tests of music listening skills},
	booktitle = {Paper presented at the annual meeting of the National Council on Measurement in Education},
	year = {1993},
	address = {Atlanta GA},
	author = {Vispoel, W. P. and Wang, T. and Bleiler, T.}
}
