AU - Attallah, Salah Edin Farah. ID - 21920 OP - pp. 749-760 T1 - Recalibrating and restandardizing the standard progressive matrices test using Rasch model [Article] UL - 1 http://search.shamaa.org/fulltext.gif http://www.iijoe.org/volume1/IIJE_06_10_2012.pdf Full text (PDF)