Warning: PHP Startup: A session is active. You cannot change the session module's ini settings at this time in /ojs-3.3.0-14/ojs/lib/pkp/classes/session/SessionManager.inc.php on line 71

Postawa, A. “Trends in Digital Education”. Edutainment, vol. 1, no. 1, Oct. 2017, https://www.ogrodynauk.pl/index.php/EDUT/article/view/10.15503.edut.1.21.31.