1. Integrals of set-valued functions;Aumann;J. Math. Anal. Appl.,1965
2. On a conjecture of K. Cooke;Chow;J. Differential Equations,1973
3. An implicit function theorem for nondifferentiable mappings;Chow,1972
4. Periodic solutions of functional differential equations;Fennel;J. Math. Anal. Appl.,1972
5. Sur la notion de degré topologique pour une certaine classe des transformations multivalentes dans les espaces de Banach;Ghanas;Bull. Acad. Polon. Sci. Sér. Sci. Math. Astronom. Phys.,1959