Ritter, R. E. (1970). On the theory of crystal stability of elastic constants of simple ionic solids.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRitter, Rudolf E. On the Theory of Crystal Stability of Elastic Constants of Simple Ionic Solids. 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRitter, Rudolf E. On the Theory of Crystal Stability of Elastic Constants of Simple Ionic Solids. 1970.
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