ТАМОЖСЬКА, І.В. and КУЛІШ, С.М. 2024. THE RELEVANCE OF THE PEDAGOGICAL PHENOMENON “PEDAGOGICAL CONTENT KNOWLEDGE” FOR SUCCESSFUL TEACHING IN HIGHER EDUCATION INSTITUTIONS OF VARIOUS COUNTRIES. ACADEMIC STUDIES. SERIES “PEDAGOGY”. 4 (Apr. 2024), 91-98. DOI:https://doi.org/10.52726/as.pedagogy/2023.4.13.