Limits of Convolution Sequences of Measures on a Compact Topological Semigroup Murray Rosenblatt Indiana University Mathematics Journal 1960 text pdf 10.1512/iumj.1960.9.59017 10.1512/iumj.1960.9.59017 en Indiana Univ. Math. J. 9 (1960) 293 - 305 state-of-the-art mathematics http://iumj.org/access/