@book{93164,
	author = {Magnaghi-Delfino, Paola,},
	title = {Faces of geometry :},
	publisher = {Springer,},
	year = {2020},
	series = {Lecture notes in networks and systems,},
	address = {Cham :},
	url = {https://link-springer-com.libraryumpsa.idm.oclc.org/book/10.1007/978-3-030-29796-1}
}