1. Aronszajn, N.: Differentiability of Lipschitzian mappings between Banach spaces. Studia Math. 57, 147–190 (1976)
2. Aubin, J.P.: Mathematical Methods of Games and Economy Theory. North Holland, Amsterdam, The Netherlands (1979)
3. Cannarsa, P., Da Prato, G.: A functional analysis approach to parabolic equations in infinite dimensions. J. Funct. Anal. 118, 22–42 (1993)
4. Cannarsa, P., Da Prato, G.: Infinite-dimensional elliptic equations with Hölder-continuous coefficients. Adv. Differential Equations 3, 425–452 (1996)
5. Cerrai, S.: Second order PDE’s in finite and infinite dimensions. A probabilstic approach. In: Lecture Notes in Mathematics, vol. 1762. Springer, Berlin Heidelberg New York (2001)