Pengarang: Dmitry I. Belov
| No. Panggil: Journal of Educational Measurement, Vol.52, No.4, 2015 Winter p.437-456
| Penerbitan: National Council On Measurement In Education
Pengarang: Shelby Haberman, Lili Yao
| No. Panggil: Journal of Educational Measurement, Vol.52, No.2, 2015 Summer p.223-251
| Penerbitan: National Council On Measurement In Education