1. “Mathematical Models for Pollution Flashover”;Rizk;Electra,1981
2. “Contamination Flashover Theory and Insulator Design”;Jolly;Journal of Franklin Institute,1972
3. “Flashover of Contaminated Surfaces”;Nasser;ETZ-A,1972
4. “Effect of Pollution on High Voltage Outdoor Insulators”;Lambeth;Proc. IEE (London), IEE Reviews,1971
5. “Non-Ceramic Insulators for Transmission Lines”;Schneider;IEEE Trans. Power Delivery,1989