id	domain	url
ijoeat-399	www.chronicle.com	http://www.chronicle.com/article/how
ijoeat-399	doi.org	https://doi.org/10.13189
ijoeat-399	flippedlearning.org	http://flippedlearning.org/cms
ijoeat-399	search.ebscohost.com	http://search.ebscohost.com/login.aspx?direct=t
ijoeat-399	doi.org	http://doi.org/10.1016/j.iheduc.2014.04.003
ijoeat-399	www.jstor.org	http://www.jstor.org/stable/90002166