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Lee, Jun-Young; Lyoo, In Kyoon; Kim, Seon-Uk; Jang, Hong-Suk; Lee, Dong-Woo; Jeon, Hong-Jin; Park, Sang-Chul; Cho, Maeng Je (2005). „Intellect declines in healthy elderly subjects and cerebellum”. Psychiatry and Clinical Neurosciences. 59 (1): 45—51. PMID15679539. doi:10.1111/j.1440-1819.2005.01330.x. hdl:10371/27902.
Melby-Lervåg, Monica; Hulme, Charles (2012). „Is Working Memory Training Effective? A Meta-Analytic Review”. Developmental Psychology. 49 (2): 270—91. PMID22612437. doi:10.1037/a0028228.
Redick, Thomas S.; Shipstead, Zach; Harrison, Tyler L.; Hicks, Kenny L.; Fried, David E.; Hambrick, David Z.; Kane, Michael J.; Engle, Randall W. (2012). „No Evidence of Intelligence Improvement After Working Memory Training: A Randomized, Placebo-Controlled Study”. Journal of Experimental Psychology: General. 142 (2): 359—379. PMID22708717. doi:10.1037/a0029082.
wikipedia.org
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Lee, Jun-Young; Lyoo, In Kyoon; Kim, Seon-Uk; Jang, Hong-Suk; Lee, Dong-Woo; Jeon, Hong-Jin; Park, Sang-Chul; Cho, Maeng Je (2005). „Intellect declines in healthy elderly subjects and cerebellum”. Psychiatry and Clinical Neurosciences. 59 (1): 45—51. PMID15679539. doi:10.1111/j.1440-1819.2005.01330.x. hdl:10371/27902.