Compact Convex Sets and Compact Choquet Simplexes. Jens Peter Reus Christensen (1973) Inventiones mathematicae
Consistency and inclusion results for Toeplitz matrices of bounded linear operators B. Wood (1972) Compositio Mathematica
C-Sequential and S-Bornological Topological Vector Spaces. Ray F. Snipes (1973) Mathematische Annalen