id	domain	url
compass-227	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s0926580500000650
compass-227	www.academia.edu	http://www.academia.edu/1476096/mobile_learning_attitudes_and_effectiveness
compass-227	www.springerlink.com	http://www.springerlink.com/content/722jm250401j7l77/fulltext.pdf
compass-227	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s1096751600000166
compass-227	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s0926580500000650
compass-227	www.academia.edu	http://www.academia.edu/1476096/mobile_learning_attitudes_and_effectiveness
compass-227	www.springerlink.com	http://www.springerlink.com/content/722jm250401j7l77/fulltext.pdf
compass-227	www.sciencedirect.com	http://www.sciencedirect.com/science/article/pii/s1096751600000166
compass-227	www.educause.edu	http://www.educause.edu/ero/article/collaborative-efforts-teaching-and-learning-virtualworlds
compass-227	en.wikipedia.org	http://en.wikipedia.org/wiki/first_principles_of_instruction
compass-227	ispr.info	http://ispr.info/about-presence-2/about-presence
compass-227	www.educause.edu	http://www.educause.edu/ero/article/collaborative-efforts-teaching-and-learning-virtual-worlds
compass-227	www.educause.edu	http://www.educause.edu/ero/article/collaborative-efforts-teaching-and-learning-virtual-worlds
compass-227	en.wikipedia.org	http://en.wikipedia.org/wiki/first_principles_of_instruction
compass-227	ispr.info	http://ispr.info/about-presence-2/about-presence