Muratov, M. A., and V. I. Chilin. “Almost-Everywhere Convergence and (<em class="a-Plus-plus">o</Em&gt;)-Convergence in Rings of Measurable Operators Associated With a Finite Von Neumann Algebra”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 55, no. 9, Sept. 2003, pp. 1196-05, https://umj.imath.kiev.ua/index.php/umj/article/view/3992.