AltinokH., EtM., and Gökhan A. “On Statistical Convergence of Vector-Valued Sequences Associated With Multiplier Sequences”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 58, no. 1, Jan. 2006, pp. 125–131, https://umj.imath.kiev.ua/index.php/umj/article/view/3439.