Telyakovskii, S. A. (2012) “On the properties of blocks of terms of the series $\sum \cfrac1k \sin kx$”, Ukrains’kyi Matematychnyi Zhurnal, 64(5), pp. 713-718. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2610 (Accessed: 29March2024).