@book{140078,
	author = {Helikh, A. O.},
	title = {Scientific - Research work},
	year = {2025},
	address = {Sumy},
	url = {https://newlibrary.snau.edu.ua/cgi-bin/koha/opac-retrieve-file.pl?id=ebdc70c1f4b0c5a8ac0de19a25e976a5}
}