General Topology - Ryszard Engelking
L.P. Lebedev, I.I. Vorovich, G.M. Gladwell,-Functional Analysis_ Applications in Mechanics and Inverse Problems (Solid Mechanics and Its Applications) (2002)
Kolmogorov, Fomin, Elements of the Theory of Functions and Functional Analysis. Volume 1 Metric and Normed Spaces
212PtI
Economic dynamic
