1. Downward continuation using the measured vertical gradient;Ackerman;Geophysics,1971
2. Automatic trend analysis and interpretation of potential field data;Agarwal;Geophysics,1971
3. Geologic interpretation of the aeromagnetic map;Allingham,1972
4. Magnetic and resistivity studies of gold deposits in the Teton National Forest, Teton County, Wyoming;Anderson;U.S. Geol. Surv. Prof. Paper,1971
5. Geologic interpretation of a residual aeromagnetic map of the Nixon Fork district, Alaska;Anderson;U.S. Geol. Surv. Prof. Paper,1970