@book{91859,
	author = {Dawson, John William, Sir,},
	title = {The Geological History of Plants},
	publisher = {Project Gutenberg,},
	year = {2016},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-01-23},
	url = {https://www.gutenberg.org/ebooks/51021}
}