1. Development of Resistivity and Electromagnetic Techniques for Fluorspar Prospecting in the Pennines;Coney,1974
2. A theoretical and experimental investigation of finite dikes in the presence of a uniform electromagnetic field;Parry;Geophysics,1965
3. Five years of surveying with the Very Low Frequency-Electro Magnetics method;Paterson;Geoexploration,1971
4. E.M.-16 model experiments;Rogowsky,1969