For a detailed account of Langevin's contributions to relativity see Camillo Cuvaj, A History of Relati6ity -The Role of Henri Poincaré and Paul Lange6in (Ph. D. Dissertation, Yeshiva University, 1970); ''Paul Langevin and the Theory of RelativityGlick, Comparati6e Reception (ref. 12)

Michel Paty