Development of instrumentary for the research of the effect of technologies and the new media on digital competences, family and childhood of children in pre-school and primary school education

Papancheva, R., К. Dimitrova, L. Parijkova, M. Terzieva, E. Dicheva. Development of instrumentary for the research of the effect of technologies and the new media on digital competences, family and childhood of children in pre-school and primary school education. KNOWLEDGE - International Journal, Vol. 22. Vrnjacka Banja, Serbia, March 16 -18. 2018. 341-348.