V: 05, 58-75, LNM 191 (1971) CARTIER, Pierre Introduction à l'étude des mouvements browniens à plusieurs paramètres (Gaussian processes) Settles in particular a disagreement between statements of Lévy (Processus Stochastiques et Mouvement Brownien, 1948) and McKean (Teor. Ver. i Prim.8, 1963) on the domain of analyticity of some Gaussian random functions Comment: More recent work of Cartier on covariances appeared in the L.~Schwartz volume Mathematical Analysis and Applications, A, Academic Press 1981 Keywords: Several parameter Brownian motions, Covariance Nature: New exposition of known results Retrieve article from Numdam