@techreport{repORt:2020-60,
	author = {F.J.L. Willamowski and M. Ganz and E. M\"{u}hmer},
	title = {The Multi-Stop Station Location Problem},
	institution = {Lehrstuhl f\"{u}r Operations Research, RWTH Aachen University},
	year = {2020},
	type = {repORt},
	number = {2020--60},
	month = {Apr},
	url = {https://or.rwth-aachen.de/files/research/repORt/mslp_theory_v2.pdf}
}