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4. D. E. Men'shov, “On convergence in measure of trigonometric series,” in Trudy Mat. Inst. Steklova (Izd. AN SSSR, Moscow-Leningrad, 1950), Vol. 32, pp. 3–98 [Am. Math. Soc. Transl. 105 (1954)].
5. A. A. Talalyan, “Trigonometric series which are universal with respect to subseries,” Izv. Akad. Nauk SSSR Ser. Mat. 27 (3), 621–660 (1963).