Deary, Ian J.; Stough, Con (1996). "Intelligence and inspection time: Achievements, prospects, and problems". American Psychologist. 51 (6): 599–608. doi:10.1037/0003-066X.51.6.599. ISSN0003-066X.
Deary, Ian J.; Strand, Steve; Smith, Pauline; Fernandes, Cres (2007). "Intelligence and educational achievement". Intelligence. 35 (1): 13–21. doi:10.1016/j.intell.2006.02.001. ISSN0160-2896.
Deary, Ian J.; Stough, Con (1996). "Intelligence and inspection time: Achievements, prospects, and problems". American Psychologist. 51 (6): 599–608. doi:10.1037/0003-066X.51.6.599. ISSN0003-066X.
Deary, Ian J.; Strand, Steve; Smith, Pauline; Fernandes, Cres (2007). "Intelligence and educational achievement". Intelligence. 35 (1): 13–21. doi:10.1016/j.intell.2006.02.001. ISSN0160-2896.