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edu-3873	creativecommons.org	https://creativecommons.org/licenses/by/4.0
edu-3873	www.doi.org	https://www.doi.org/10.20448/edu.v8i2.3873
edu-3873	orcid.org	https://orcid.org/0000-0002-9761-4716
edu-3873	orcid.org	https://orcid.org/0000-0001-8669-504x
edu-3873	orcid.org	https://orcid.org/0000-0003-0971-7772
edu-3873	orcid.org	https://orcid.org/0000-0003-2208-8376
edu-3873	doi.org	https://doi.org/10.1007/s11191-01900051-3
edu-3873	doi.org	https://doi.org/10.12973/eurasia.2016.1294a
edu-3873	doi.org	https://doi.org/10.1007/s11191-020-00150-6
edu-3873	doi.org	https://doi.org/10.1016/j.sbspro.2014.05.371
edu-3873	doi.org	https://doi.org/10.1186/s40594-020-00225-4
edu-3873	doi.org	https://doi.org/10.30935/cedtech/8583
edu-3873	doi.org	https://doi.org/10.1007/s10763-014-9526-0
edu-3873	doi.org	https://doi.org/10.1039/c9rp00021f
edu-3873	doi.org	https://doi.org/10.1007/s10763-016-9787-x
edu-3873	doi.org	https://doi.org/10.33828/sei.v29.i2.2
edu-3873	doi.org	https://doi.org/10.33828/sei.v30.i1.2
edu-3873	doi.org	https://doi.org/10.29333/ejmste/103065
edu-3873	doi.org	https://doi.org/10.29332/ijssh.v1n1.38
edu-3873	doi.org	https://doi.org/10.1186/s40594-018-0151-2
edu-3873	doi.org	https://doi.org/10.1016/j.sbspro.2014.04.083
edu-3873	doi.org	https://doi.org/10.1016/j.sbspro.2012.09.315
edu-3873	doi.org	https://doi.org/10.15294/jpii.v8i3.19252
edu-3873	www.oecd.org	https://www.oecd.org/pisa/publications/pisa2018_cn_idn.pdf
edu-3873	doi.org	https://doi.org/10.15294/jpii.v9i4.26432
edu-3873	doi.org	https://doi.org/10.1186/2193-1801-4-8
edu-3873	doi.org	https://doi.org/10.4236/ce.2014.523223
edu-3873	doi.org	https://doi.org/10.1080/1533015x.2018.1431163
edu-3873	doi.org	https://doi.org/10.29333/iji.2020.13215a
edu-3873	doi.org	https://doi.org/10.17051/ilkonline.2021.02.04
edu-3873	www.oecd.org	http://www.oecd.org/pisa/publications/pisa2018_cn_idn.pdf