Cite
MLA Citation
Alvaro J. Arce-Ferrer and Okan Bulut. “Investigating Separate and Concurrent Approaches for Item Parameter Drift in 3PL Item Response Theory Equating.” International journal of testing, vol. 17, no. 1, 2017, pp. 1–22. http://access.bl.uk/ark:/81055/vdc_100041702029.0x000040