1. Equipment for field measurement of electrochemical potentials;Back;U.S. Geol. Surv., Prof. Pap. 424-C,1961
2. Relation of electrochemical potentials and iron content to groundwater flow patterns;Back;U.S. Geol. Surv., Prof. Pap. 498-C,1965
3. Electromotive force of inert electrodes in soil suspensions;Bohn,1968
4. The EMF of platinum electrodes in dilute solutions and its relation to soil pH;Bohn,1969
5. Redox potentials;Bohn;Soi. Sci.,1971