@techreport{repORt:2018-043,
	author = {S. Goderbauer and M. Comis and F.J.L. Willamowski},
	title = {The Synthesis Problem of Decentralized Energy Systems is strongly NP-hard},
	institution = {Lehrstuhl f\"{u}r Operations Research, RWTH Aachen University},
	year = {2018},
	type = {repORt},
	number = {2018--043},
	month = {May},
	note = {Published in Computers \& Chemical Engineering}
}