“On the numerical solution of the Focker - Planck - Kolmogorov equation for a differential-difference equation of the second order with random deviations of an argument”, НК, vol. 2, no. 4, pp. 501–510, Dec. 1999, Accessed: Apr. 12, 2026. [Online]. Available: https://nosc.imath.kiev.ua/index.php/nosc/article/view/83