Não informado. (1975). Soviet Journal of Low Temperature Physics. American Institute of Physics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Soviet Journal of Low Temperature Physics. New York: American Institute of Physics, 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Soviet Journal of Low Temperature Physics. American Institute of Physics, 1975.
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