Citation: R. D. Carmichael, The theory of relativity and its esthetical side in the covariance of the laws of nature, Scientia rivista di scienza , 44, 1928, pp. 153-163
Citation: R. D. Carmichael, What is the place of postulate systems in the further progress of thought?, Scientia rivista di scienza , 34, 1923, pp. 369-378