SiudaJ., Patalong‑OgiewaM., i OpalaG. Impairment of Episodic and Working Memory As a Predictor of Dementia Development in Mild Cognitive Impairment Results From Four Years of Prospective Follow up. Logopedia Silesiana, nr 5, Dec. 2016, s. 138-51, https://journals.us.edu.pl/index.php/LOGOPEDIASILESIANA/article/view/7271.