id	domain	url
educatio-241	dx.doi.org	http://dx.doi.org/10.1007/springerreference_75916
educatio-241	dx.doi.org	http://dx.doi.org/10.2307/3497121
educatio-241	dx.doi.org	http://dx.doi.org/10.2307/3497121
educatio-241	dx.doi.org	http://dx.doi.org/10.1007/springerreference_75916