S. Agmon: Asymptotic formulas with remainder estimates for eigenvalues of elliptic operators -- J. Bokobza-Haggiag: Une définition globale des opérateurs pseudo-différentiels sur une variété différentiable -- L. Boutet de Monvel: Pseudo-differential operators and analytic function -- A. Calderon: A priori estimates for singular integral operators -- B.F. Jones: Characterization of spaces of Bessel potentials related to the heat equation -- J.J. Kohn: Pseudo-differential operators and non-elliptic problems -- R.T. Seeley: Topics in pseudo-differential operators -- I.M. E. Shamir: Boundary value problems for elliptic convolution systems -- Singer: Elliptic operators on manifolds.

S. Agmon: Asymptotic formulas with remainder estimates for eigenvalues of elliptic operators.- J. Bokobza-Haggiag: Une définition globale des opérateurs pseudo-différentiels sur une variété différentiable.- L. Boutet de Monvel: Pseudo-differential operators and analytic function.- A. Calderon: A priori estimates for singular integral operators.- B.F. Jones: Characterization of spaces of Bessel potentials related to the heat equation.- J.J. Kohn: Pseudo-differential operators and non-elliptic problems.- R.T. Seeley: Topics in pseudo-differential operators.- I.M. E. Shamir: Boundary value problems for elliptic convolution systems.- Singer: Elliptic operators on manifolds.