id	domain	url
stem-5083	relinguistica.azc.uam.mx	http://relinguistica.azc.uam.mx/no007/no07_art09.pdf
stem-5083	files.eric.ed.gov	http://files.eric.ed.gov/fulltext/ed499898.pdf
stem-5083	www.researchgate.net	http://www.researchgate.net/publication/256453850_short_stories_use_in_lang