@inbook {1930,
	title = {Creating adaptive tests of musical ability with limited-size item pools},
	year = {1990},
	address = {D. Dalton (Ed.), ADCIS 32nd International Conference Proceedings (pp. 105-112). Columbus OH: Association for the Development of Computer-Based Instructional Systems.},
	author = {Vispoel, W. T. and Twing, J. S}
}
