@inproceedings{ITiCSE-2009-RosslingK09a,
	author        = "Guido Rößling and Yavor Kolarov",
	booktitle     = "{Proceedings of the 14th Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/1562877.1563037",
	isbn          = "978-1-60558-381-5",
	pages         = "395",
	publisher     = "{ACM}",
	title         = "{A system for integral efficiency analysis of sustainable technologies}",
	year          = 2009,
}