Куздеубаева, А., К. Жакаева, and С. Айсина. “The Content of the Technology for the Formation of the Professional Competence of the Future Music Teacher in the Work of the Choir”. Pedagogy and Psychology, vol. 55, no. 2, Aug. 2023, pp. 81-89, doi:10.51889/2077-6861.2023.30.2.015.