@incollection{toniolo_a._note_nodate,
	series = {Le {Alpi} liguro-piemontesi},
	title = {Note riassuntive},
	volume = {1},
	booktitle = {Lo spopolamento montano in {Italia}. {Indagine} geografico-economico-agraria},
	author = {{TONIOLO A.} and {GIUSTI U.}}
}