@article{Lassell_1863,
title={Observations of Mars},
volume={23},
ISSN={1365-2966},
url={http://dx.doi.org/10.1093/mnras/23.5.176},
DOI={10.1093/mnras/23.5.176},
number={5},
journal={Monthly Notices of the Royal Astronomical Society},
publisher={Oxford University Press (OUP)},
author={Lassell,
W.},
year={1863},
month=mar,
pages={176–178} }