TY - JOUR T1 - On the Secular Changes in the Elements of the Orbit of a Satellite Revolving about a Tidally Distorted Planet JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 171 SP - 713 EP - 891 PY - 1880/01/01/ UR - http://dx.doi.org/10.1098/rstl.1880.0020 M3 - doi:10.1098/rstl.1880.0020 AU - Darwin, G. ER -