Research of the intellectual component of first-graders’ adaptation to education as an indicator of the effectiveness of implementation of the principles of New Ukrainian School in the educational process. Actual Problems of Psychology in Educational Institutions, [S. l.], v. 9, p. 264–272, 2019. DOI: 10.31812/psychology.v9i0.3756. Disponível em: https://journal.kdpu.edu.ua/psychology/article/view/3756. Acesso em: 6 dec. 2025.