00641naa#a2200181#i#450# EN\\bibl\19452 20241105003223.2 1999-8775 20171215b2017####ek#y0engy0150####ca RU CHEMICAL-THERMAL EXTRACTION OF NICKEL AND IRON FROM WASTE NICKEL SLAGS Journal article Bryansk Bryansk State Technical University 2017 9 с. Journal article local Инженерное дело. Техника в целом. Транспорт. 62 Veselovskiy Aleksandr Aleksandrovich Layhan Salamat Armanguly bstu.editorum.ru