Onuoha, E. M., & Afonja, A. A. (2014). Austempering of Spheroidal Cast Iron. Obafemi Awolowo University.
Lua i Stíl Chicago (17ú heag.)Onuoha, Enyinnaya Martin, agus Adeniyi. A. Afonja. Austempering of Spheroidal Cast Iron. Obafemi Awolowo University, 2014.
Lua MLA (9ú heag.)Onuoha, Enyinnaya Martin, agus Adeniyi. A. Afonja. Austempering of Spheroidal Cast Iron. Obafemi Awolowo University, 2014.
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