id	domain	url
edu-4309	creativecommons.org	https://creativecommons.org/licenses/by/4.0
edu-4309	creativecommons.org	https://creativecommons.org/licenses/by/4.0
edu-4309	www.doi.org	https://www.doi.org/10.20448/edu.v8i4.4309
edu-4309	orcid.org	https://orcid.org/0000-0002-0075-3059
edu-4309	orcid.org	https://orcid.org/0000-0002-9239-2990
edu-4309	orcid.org	https://orcid.org/0000-0002-8917-4829
edu-4309	doi.org	https://doi.org/10.29333/iejme/264
edu-4309	doi.org	https://doi.org/10.3390/math9040444