Kepule, Iveta. “Creation of Learning Motivation in the Process of Cognitive Learning in Teaching Music to 12-13 Years Old Pupils”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (July 24, 2015): 445–455. Accessed May 2, 2024. https://journals.ru.lv/index.php/SIE/article/view/639.