КУЗЬМЕНКО , Василий. REPRESENTATIONS OF THE AGE PERIODIZATION OF CHILDHOOD IN THE XX-XXI CENTURIES. Education in the 21st Century, [S. l.], v. 2, n. 2, p. 24–29, 2023. DOI: 10.46991/educ-21st-century.v2i2.10774. Disponível em: https://journals.ysu.am/index.php/Educ-21st-Century/article/view/10774. Acesso em: 22 nov. 2024.