@book{146100,
author = {Murchison, Roderick Impey},
title = {{Siluria: The History of the Oldest Known Rocks
Containing Organic Remains, with a Brief Sketch of
the Distribution of Gold over the Earth}},
publisher = {London: Murray},
year = 1854,
url = {https://vlp-new.ur.de/records/lit24686}
}