@article{161268,
author = {Valentin, G.},
title = {{Aenderung des Charakters der Doppelbrechung in
Krystallinsen}},
journal = {Archiv für Ophthalmologie},
year = {1860, ca},
volume = 8,
pages = {88-113},
url = {https://vlp-new.ur.de/records/lit34485}
}