Burtnyak I, Malytska H. Application of the spectral theory and perturbation theory to the study of Ornstein-Uhlenbeck processes. Carpathian Math. Publ. [Internet]. 2018 Dec. 31 [cited 2024 Nov. 21];10(2):273-87. Available from: https://ktipe.pnu.edu.ua/index.php/cmp/article/view/1487