A new theoretical formulation of coupling thermo-electric breakdown in LDPE film under dc high applied fieldsF. Boughariou, S. Chouikhi, A. Kallel and E. BelgarouiEur. Phys. J. Plus, 130 12 (2015) 244DOI: https://doi.org/10.1140/epjp/i2015-15244-8