S. Veličković, M. Paunović, in . V. Vukasinović, „Validity of the “fall back” test for boldness“, REI, let. 9, št. 1/2, str. 21–32, maj 2016, Pridobljeno: 8. november 2025. [Na spletu]. Dostopno na: https://old.journals.um.si/index.php/education/article/view/371