1. A post-Viking view of martian geologic evolution;Arvidson;Rev. Geophys. Space Phys.,1980
2. Relative Ages and the Geologic Evolution of Martian Terrain Units;Barlow,1987
3. Chronology of planetary volcanism by comparative studies of planetary cratering;Basaltic Volcanism Study Project;Basaltic Volcanism on the Terrestrial Planets,1981
4. Data Reduction and Error Analysis for the Physical Sciences;Bevington,1969
5. The record of impact cratering on the great volcanic shields of the Tharsis region of Mars;Blasius;Icarus,1976