Não informado. (2017). Iron & Steel Technology. Association for Iron & Steel Technology.
Lua i Stíl Chicago (17ú heag.)Não informado. Iron & Steel Technology. Warrendale, Pa: Association for Iron & Steel Technology, 2017.
Lua MLA (8ú heag.)Não informado. Iron & Steel Technology. Association for Iron & Steel Technology, 2017.
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