Thornton, R. C. (1951). The unified field: An extension of the general theory of relativity to date. Oxford: Vincent-Baxter Press.
Παραπομπή Chicago StyleThornton, Ronald C. The Unified Field: An Extension of the General Theory of Relativity to Date. Oxford: Vincent-Baxter Press, 1951.
Παραπομπή MLAThornton, Ronald C. The Unified Field: An Extension of the General Theory of Relativity to Date. Oxford: Vincent-Baxter Press, 1951.
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