1.
Saraeva O. The Pedagogical Press of the 20-30-ies of the XX Century as a Source of the Study of the History of Childrenʼs Collective. PD [Internet]. 2013Oct.10 [cited 2024Apr.18];0(15):622-6. Available from: http://ojs.kgpa.km.ua/index.php/peddiscourse/article/view/916