@conference{SpIS13,
	author = {Josef Spillner and Stefan Illgen and Alexander Schill},
	title = {Engineering Service Level Agreements: A Constrained-Domain and Transformation Approach},
	booktitle = {3rd International Conference on Cloud Computing and Service Science (CLOSER)},
	year = {2013},
	pages = {395-405},
	address = {Aachen, Germany},
	month = {5},
	organization = {INSTICC}
}