@book{152462,
author = {Buckner, J. H.},
title = {{Astigmatism: Illustrative cases from clinical
memoranda read before the Ohio State Medical
Society june 18 1875}},
publisher = {Cincinnati, O.: Robert Clarke \& Co.},
year = 1875,
url = {https://vlp-new.ur.de/records/lit34463}
}