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THE REVIEWS OF USERS OF THE DUOLINGO APPLICATION: USABILITY AND OBJECTIVITY IN THE LEARNING PROCESS

Crossref DOI link: https://doi.org/10.29121/granthaalayah.v8.i9.2020.1326

Published Online: 2020-09-21

Update policy: https://doi.org/10.29121/granthaalayah-crossmark-policy

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