@book{12726,
	author = {Simon Hakim, Robert M. Clark, Erwin A. Blackstone},
	title = {Handbook on Public Private Partnerships in Transportation, Vol I},
	publisher = {Springer International Publishing},
	year = {2022},
	url = {https://link.springer.com/openurl?genre=book&isbn=978-3-030-83484-5}
}