Radomski , Igor. “INFORMAL EDUCATION OF ADULTS AS AN IMPORTANT COMPONENT OF CONTINUOUS EDUCATION”. Actual Problems in the System of Education: General Secondary Education Institution – Pre-University Training – Higher Education Institution 1, no. 3 (July 25, 2023): 536–542. Accessed November 24, 2024. https://jrnl.nau.edu.ua/index.php/APSE/article/view/17739.