^ 1.01.1Britannica, The Editors of Encyclopaedia. Nizhny Tagil. Encyclopedia Britannica. [2023-02-14]. (原始内容存档于2022-11-29).
^Britannica, The Editors of Encyclopaedia. Nizhny Tagil. Encyclopedia Britannica. [2023-02-14]. (原始内容存档于2022-11-29). It [...] is now an important iron and steel centre noted for metallurgy and engineering.