Descriptive Theory of Sets and Functions. Functional Analysis in Semi-ordered Spaces
L.V. Kantorovich
Algebraic and Differential Topology
R. V. Gamkrelidze
Mathematical Theory of Optimal Processes
L.S. Pontryagin
Selected Research Papers
R.V. Gamkrelidze
Topological Groups
R.V. Gamkrelidze
Differential Equations
O.A. Oleinik