1. Gravity survey of the Pahrump, Mesquite, and Ivanpah Valleys, California and Nevada;Bates;U.S. Geol. Surv. Tech. Letter,1965
2. A statistical comparison of five geodetic gravimeters;Behrendt;Geophysics,1962
3. An evaluation of the gravity control network in North America;Behrendt;Geophysics,1961
4. U.S. Geol Surv. Profess. Paper;Burch
5. U.S. Geol. Surv. Profess. Paper;Burch