1. Electrical characteristics of insulated metallic bodies in a lightning breakdown field;Román,1994
2. The influence of a floating electrode on the breakdown voltage of a complex gap;Román,1995
3. The influence of a series micro-gap on the breakdown reduction of a complex gap arrangement containing floating electrodes;Román,1995
4. The corona onset voltage as a function of the radius of curvature of floating electrodes;Román,1995
5. Study Committee 33, Strength of external insulation during live line maintenance and repair work with special reference to transient overvoltages;CIGRE;Electra N. 129,1990