Não informado. (1953). Journal of Mines, Metals and Fuels. Books & Journals Private.
Chicago-viite (17. p.)Não informado. Journal of Mines, Metals and Fuels. Calcutta, India: Books & Journals Private, 1953.
MLA-viite (8. p.)Não informado. Journal of Mines, Metals and Fuels. Books & Journals Private, 1953.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.