Vigeland, B. E. (1996). A thermodynamic study of phase relations in the system Y₂O₃-BaO-CuOx-CO₂-O₂. Institutt for uorganisk kjemi, Norges tekniske høgskole, Universitetet i Trondheim.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVigeland, Bent Erlend. A Thermodynamic Study of Phase Relations in the System Y₂O₃-BaO-CuOx-CO₂-O₂. Trondheim: Institutt for uorganisk kjemi, Norges tekniske høgskole, Universitetet i Trondheim, 1996.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVigeland, Bent Erlend. A Thermodynamic Study of Phase Relations in the System Y₂O₃-BaO-CuOx-CO₂-O₂. Institutt for uorganisk kjemi, Norges tekniske høgskole, Universitetet i Trondheim, 1996.
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