[53] 王向旭.国际远程与在线教育研究的前沿、热点与趋势[J].河南广播电视大学学报,2019(4):1-8.

[54] Bozkurt A,Koseoglu S,Singh L.An analysis of peer reviewed publications on openness in education in half a century:Trends and patterns in the open hemisphere[J].Australasian Journal of Educational Technology,2019,35(4):78-97.

[55] Cakiroglu U,Kokoc M,Gokoglu S,et al.An Analysis of the Journey of Open and Distance Education:Major Concepts and Cutoff Points in Research Trends[J].International Review of Research in Open and Distributed Learning,2019,20(1):1-20.

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