Lim Hooi Lian and Subashini Sreenivasan, “Mengesan keberbezaan fungsi item bagi item-item ujian pencapaian Prinsip Perakaunan tingkatan empat di negeri Perak: Detecting differential item functioning in form four Principles of Accounting achievement test items in Perak”, JPP, vol. 6, no. 1, pp. 49–66, Dec. 2015.