1. The Tucson selenodetic triangulation;Arthur;Commun. Lunar Planet. Lab.,1968
2. The Measure of the Moon;Baldwin,1963
3. Topography of the Moon, Mars, and Earth: A harmonic and statistical analysis;Bills,1977
4. A lunar density model consistent with topographic, gravitational, librational and seismic data;Bills;J. Geophys. Res.,1977
5. Elevation profiles of the Moon;Brown,1974