Vučković, D. et al. 2025. AN APPROXIMATE MODEL FOR DETERMINING THE RESISTANCE OF A HEMISPHERICAL GROUND ELECTRODE PLACED AT THE TOP OF A NONHOMOGENEOUS TRUNCATED CONE. Journal of Energy Technology. 16, 3 (Mar. 2025), 45–52. DOI:https://doi.org/10.18690/jet.16.3.45-52.2023.