@article {1568,
	title = {CONTENTS},
	journal = {Problems of Education in the 21st Century},
	volume = {80},
	year = {2022},
	month = {August/2022},
	pages = {Continuous},
	type = {Other},
	chapter = {493},
	abstract = {Contents, Vol. 80, No. 4, 2022, PEC},
	keywords = {contents},
	issn = {1822-7864},
	url = {https://oaji.net/articles/2022/457-1662400575.pdf},
	author = {Editorial Board}
}
