Stetefeldt, C. A. (1888). The lixiviation of silver-ores with hyposulphite solutions, with special reference to the Russell process. Scientific Pub. Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStetefeldt, Carl A. The Lixiviation of Silver-ores with Hyposulphite Solutions, with Special Reference to the Russell Process. New York: Scientific Pub. Co., 1888.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStetefeldt, Carl A. The Lixiviation of Silver-ores with Hyposulphite Solutions, with Special Reference to the Russell Process. Scientific Pub. Co., 1888.
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