Бондарчук, О. І. “PECULIARITIES AND FACTORS OF SOCIAL AND PSYCHOLOGICAL COMPETENCE HEADS OF EDUCATIONAL INSTITUTIONS”. Proceedings of Kyiv Aviation Institute. Series: Pedagogy. Psychology, no. 4 (May 16, 2013): 37–41. Accessed June 14, 2026. http://jrnl.kai.edu.ua/index.php/VisnikPP/article/view/10129.