1. Handbook of physical constants, Geol. Soc. Amer. Spec. Pap 36 A. F. Birch J. F. Schairer H. C. Spicer 1942
2. Geothermal exploration for groundwater;Birman;Geol. Soc. Amer. Bull.,1969
3. Thermal monitoring of leakage through dams;Birman;Geol. Soc. Amer. Bull.,1971
4. Rates of vertical groundwater movement estimated from the earth's thermal profile;Bredehoeft;Water Resour. Res.,1965
5. Temperature prospecting for shallow glacial and alluvial aquifers in Illinois;Cartwright;Ill. State Geol. Surv. Circ.,1968