V. A. Koval, “On the Strong Law of Large Numbers for Multivariate Martingales with Continuous Time”, Ukr. Mat. Zhurn., vol. 53, no. 9, pp. 1287–1291, Sep. 2001, Accessed: Feb. 16, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/4348