1. Contamination flashover and creepage path length;Obenaus;Dtsch. Elektrotechnik,1958
2. Mathematical models for pollution flashover;Rizk;Electra,1981
3. Flashover of high voltage insulators with uniform surface pollution films;Wilkins;IEE Proc. Gener. Transm. Distrib.,1969
4. Growth of discharge on pollution insulation;Alston;IEE Proc. Gener. Transm. Distrib.,1963
5. Flashover phenomena of polluted insulators;Gopal;IEE Proc.,1984