@inproceedings{SAC-2015-Usener,
	author        = "Claus A. Usener",
	booktitle     = "{Proceedings of the 30th Annual ACM Symposium on Applied Computing}",
	doi           = "10.1145/2695664.2695769",
	isbn          = "978-1-4503-3196-8",
	pages         = "220--226",
	publisher     = "{ACM}",
	title         = "{EASy-DSBuilder: automated assessment of tree data structures in computer science teaching}",
	year          = 2015,
}