@conference {915,
	title = {Pinpointing PRAXIS I CAT characteristics through simulation procedures},
	booktitle = {Paper presented at the annual meeting of the National Council on Measurement in Education},
	year = {1994},
	address = {New Orleans, LA},
	author = {Eignor, D. R. and Folk, V.G., and Li, M.-Y. and Stocking, M. L.}
}
@article {547,
	title = {Adaptive estimation when the unidimensionality assumption of IRT is violated},
	journal = {Applied Psychological Measurement},
	volume = {13},
	year = {1989},
	pages = {373-389},
	author = {Folk, V.G., and Green, B. F.}
}
