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Some generalizations of Caratheodory's theorem via barycentres, with application to mathematical programming
Tijs, S.H., (1980)
Uniform Convergence for Moment Problems with Fermi-Dirac Type Entropies
Borwein, J.M., (1994)
Estimating Tangent and Normal Cones Without Calculus
Hare, W.L., (2005)