On Trigonometric Series Associated with Weak Closed Subspaces of Continuous Functions Haskell Rosenthal Indiana University Mathematics Journal 1968 text pdf 10.1512/iumj.1968.17.17029 10.1512/iumj.1968.17.17029 en Indiana Univ. Math. J. 17 (1968) 485 - 490 state-of-the-art mathematics http://iumj.org/access/