Hrbac, R., T. Mlcak, J. Dudek, and V. Kolar. “Development of the Smart Annealing Unit and Analysis of Low-Frequency Conducted Disturbances by Connection to Low Voltage Public Network”. Elektronika Ir Elektrotechnika, vol. 23, no. 5, Oct. 2017, pp. 29-35, doi:10.5755/j01.eie.23.5.19239.