Василець, С., and В. Сивокобиленко. “MATHEMATICAL MODELLING OF TRANSIENTS IN MINE SECTION POWER NETWORK IN CASE OF GROUND CURRENT LEAKAGE”. Electrotechnic and Computer Systems, no. 5(81), Feb. 2019, pp. 76-83, https://eltecs.op.edu.ua/index.php/journal/article/view/962.