Pelentridou E – E. Handheld Devices: Do they offer the educational and lifelong learning opportunities within a pleasant and enjoyable experience that the visitors seek for?. cetpe [διαδίκτυο]. 16 Σεπτέμβριος 2022 [παρατίθεται 6 Δεκέμβριος 2025];1:652-9. διαθέσιμο στο: https://eproceedings.epublishing.ekt.gr/index.php/cetpe/article/view/4689