00722naa#a2200181#i#450# EN\\bibl\126805 20260701132637.3 1815-588X 20260630b2026####ek#y0engy0150####ca RU Experimental Studies of the Dependence of the Current Flowing Through an Insulating Joint on Changes in Its Resistance Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2026 6 с. Journal article local Изолированные рельсы. Рельсовые цепи. 656.259.12 Nadezhkin Vadim Aleksandrovich Bredun Il'ya Sergeevich itt-pgups.ru