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Evaluation of UNESCO’s Recommendation concerning Open Educational Resources (OER) - è”åˆå›½æ•™ç§‘文组织_开放教育资æºå»ºè®®ä¹¦_述评_å²è’‚芬_é“æ©æ–¯
Refereed Journal .
Jul 11, 2020.
Distance Education in China ', 10 47-60, [Link]
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