1. Ajam S. O. (1978) Log Analyst, The Dual Guard/FoRxo logging device, September—October 1978.
2. The effect of pressure on electrical resistivity of water saturated crystalline rocks;Brace;Journal of Geophysical Research,1965
3. Further studies of the effect of pressure on electrical resistivity of water saturated crystalline rocks;Brace;Journal of Geophysical Research,1968
4. The Laterolog: A new resistivity logging method with electrodes using automatic focusing system;Doll;Transactions of the American Institute of Mining & Metallurgical Engineers,1951
5. Ekstrom M. Dahan C. A. Chen M. Lloyd P. M. Rossi D. J. (1986) Transactions of SPWLA Formation imaging with microelectrical scanning arrays. Paper BB .