@book{60290,
	author = {Yrjö-Koskinen, Yrjö Sakari,},
	title = {Pohjan-Piltti: Kuvaus lopulta 13:tta vuosisataa},
	publisher = {Project Gutenberg,},
	year = {2006},
	address = {Salt Lake City, UT :},
	note = {Release date is 2006-07-25},
	url = {https://www.gutenberg.org/ebooks/18904}
}