Liduma, Anna. “SCIENTIFIC SUBSTANTIATION: FOR AND AGAINST 6-YEAR-OLD CHILDREN COMMENCING SCHOOL EDUCATION”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (May 25, 2018): 585–601. Accessed November 15, 2024. https://journals23.rta.lv/index.php/SIE/article/view/3377.