Dishliev, Angel, Christian Girginov, and Katya Dishlieva. “Determining the Coefficients of Storing Information in the Human Memory”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 42, no. 2 (October 28, 2018): 113–120. Accessed May 3, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9394.