Shafiayan, Madjid, y Balal Izanloo. 2019. «The Relationship of Correct Option Location, Distractor Efficiency, Difficulty and Discrimination Indices in Analysis of High-Stakes Multiple-Choice Questions Exam of Medical Students». Revista De La Universidad Del Zulia 10 (27), 132-51. https://produccioncientificaluz.org./index.php/rluz/article/view/30011.