1. Differentiability of Lipschitzian mappings between Banach spaces,;N. Aronszajn;Studia Math.,1976
2. Measure theoretic zero sets in infinite dimensional spaces and applications to differentiability of Lipschitz mappings,;J. P. R. Christensen;Publ. Dép. Math. (Lyon),1973
3. On the inverse function theorem,;F. H. Clarke;Pacific J. Math.,1976
4. "Optimization and Nonsmooth Analysis,";F. H. Clarke;John Wiley & Sons,1983
5. Interior mapping theorem with set-valued derivatives,;H. Halkin;J. Analyse Math.,1976