H. Tropper

The electric strength of transformer oil

M. E. Zein El-Dine, H. Tropper, 1956 .

The breakdown of transformer oil under impulse voltages

R. Hancox, H. Tropper, 1958 .

Some factors affecting the measurement of the electric strength of organic liquids

H. Tropper, J. L. Maksiejewski, H. Tropper, 1954 .