Chehlarova, N., K. Chehlarova, Verification and Improvement of Digital Competence and Common Culture through Symmetries, In: Electronic Collection of “Instruments for Attractive Education” with ISBN 978-619-90168-4-8
Tonediko
Chehlarova, N., K. Chehlarova, Verification and Improvement of Digital Competence and Common Culture through Symmetries, In: Electronic Collection of “Instruments for Attractive Education” with ISBN 978-619-90168-4-8
