@inproceedings{EDM-2018-XuLB,
	author        = "Yiqiao Xu and Collin Lynch and Tiffany Barnes",
	booktitle     = "{Proceedings of the 11th International Conference on Educational Data Mining}",
	ee            = "http://educationaldatamining.org/files/conferences/EDM2018/papers/EDM2018_paper_64.pdf",
	publisher     = "{International Educational Data Mining Society}",
	title         = "{How many friends can you make in a week?: evolving social relationships in MOOCs over time}",
	year          = 2018,
}