1. Topologie et e quations fonctionnelles Norm Sup;Leray;Sci,1934
2. Second order differential equations on manifolds and forced oscillations Topological Methods in Differential Equations and Inclusions Frigon Eds Kluwer series vol;Furi;Acad,1995
3. The Leray Schauder index and the fixed point theory for arbitrary ANR s;Granas;Math,1972
4. The fixed point index for local condensing maps;Nussbaum;Appl,1971
5. Functional differential equations generic theory Dynamical systems Internat Sympos Univ Providence pp Academic Press New York;Oliva;Proc,1974