By A. Banyaga (auth.), Prof. Vinicio Villani (eds.)

A. Banyaga: at the staff of diffeomorphisms retaining a precise symplectic.- G.A. Fredricks: a few feedback on Cauchy-Riemann structures.- A. Haefliger: Differentiable Cohomology.- J.N. Mather: at the homology of Haefliger’s classifying space.- P. Michor: Manifolds of differentiable maps.- V. Poenaru: a few comments on low-dimensional topology and immersion theory.- F. Sergeraert: los angeles classe de cobordisme des feuilletages de Reeb de S³ est nulle.- G. pockets: Invariant de Godbillon-Vey et difféomorphismes commutants.

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31] F. Kamber-P. Tondeur. On the linear independence of certain cohomology classes of Br. To appear. [32] Kobayashi-Nomizu. Foundations of differential geometry I and I1 - Interscience Tracts in Pure and Applied Math. (1963). L. Koszul. Homologie et Cohomologie des algebres de Lie. Bull. Soc. Math. de France 78 1950, 65-127. L. Koszul. Homologie des formes dif ferentielles dlordre supIrieur. Ann. Sc. Ec. Norm. Sup. 7 (1974) 139-153. V. Losik. Cohomology of the Lie algebra of vector fields with coefficients in a trivial unitary representation - Functional Analysis 6 (1972), 24-36.

Tondeur. Non trivial Characteristic Invariants of homogeneous foliated ~undles,Ann. Ec. Norm. Sup. 8. (1975) 433-486. [31] F. Kamber-P. Tondeur. On the linear independence of certain cohomology classes of Br. To appear. [32] Kobayashi-Nomizu. Foundations of differential geometry I and I1 - Interscience Tracts in Pure and Applied Math. (1963). L. Koszul. Homologie et Cohomologie des algebres de Lie. Bull. Soc. Math. de France 78 1950, 65-127. L. Koszul. Homologie des formes dif ferentielles dlordre supIrieur.

Fuchs. The cohomologies of the Lie algebra of the vector fields on the circle. Funct. Analiz. 3 No 4 (1968) 92-93. M. B. Fuchs. The cohomology of the ~ i algebra e of formal vector fields, 1zvestia An. CCCR - 3i (1970), 322-337. M. B. Fuchs. The cohomology of the Lie algebra of tangent vector fields on a smooth manifold, I and 11 Analysis - Voi.. 3 No 3 (1969), - Functional 32-52 and vol. 4 No 2 (1970) 23-32. M. L.. B. Fuchs. Cohomologies of the Lie Algebra of Formal vector fields with coefficients in its adjoint space and variations of characteristic classes of foliations.