Kovalenko IN. Estimation of the Intensity of the Flow of Nonmonotone Refusals in the Queuing System $(≤ λ)/G/m$. Ukr. Mat. Zhurn. [Internet]. 2000Sep.25 [cited 2024May12];52(9):1219-25. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4529