TY - JOUR T1 - On the Extensive Atmosphere of Mars JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 121 SP - 417 EP - 422 PY - 1831/01/01/ UR - http://dx.doi.org/10.1098/rstl.1831.0023 M3 - doi:10.1098/rstl.1831.0023 AU - South, J. ER -