Não informado. (1971). Metallurgia and Metal Forming. Fuel and Metallurgical Journals.
Lua i Stíl Chicago (17ú heag.)Não informado. Metallurgia and Metal Forming. Manchester, Inglaterra: Fuel and Metallurgical Journals, 1971.
Lua MLA (8ú heag.)Não informado. Metallurgia and Metal Forming. Fuel and Metallurgical Journals, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.