Yampol Y, Polishchuk S. THE STUDY OF THE MANAGEMENT OF THE QUALITY OF EDUCATION IN INSTITUTIONS OF GENERAL SECONDARY EDUCATION: HISTORICAL ASPECT. SJPU [Internet]. 2023Jun.1 [cited 2024Sep.1];56(1):288-95. Available from: http://pnap.ap.edu.pl/index.php/pnap/article/view/1070