Não informado. (1876). Mineralogical Magazine and Journal of the Mineralogical Society. Mineralogical Society of Great Britain.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Mineralogical Magazine and Journal of the Mineralogical Society. London: Mineralogical Society of Great Britain, 1876.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Mineralogical Magazine and Journal of the Mineralogical Society. Mineralogical Society of Great Britain, 1876.
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