@incollection{Olujić12,
author = {Sanja Masnec Olujić},
title = {Etiology and Clinical Presentation of Astigmatism},
booktitle = {Advances in Ophthalmology},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Shimon Rumelt},
chapter = {10},
doi = {10.5772/22815},
url = {https://doi.org/10.5772/22815}
}