Matsak, I. K., and A. M. Plichko. “On the Marcinkiewicz–Zygmund Law of Large Numbers in Banach Lattices”. Ukrains’kyi Matematychnyi Zhurnal, vol. 62, no. 4, Apr. 2010, pp. 504–513, https://umj.imath.kiev.ua/index.php/umj/article/view/2884.