RESEARCH AND EDUCATION IN STOCHASTICS AT THE FACULTY OF MATHEMATICS AND INFORMATICS OF SOFIA UNIVERSITY “ST. KLIMENT OHRIDSKI”. Ann. Sofia Univ. Fac. Math. and Inf. [Internet]. 2015 Dec. 12 [cited 2025 Dec. 14];102:5-29. Available from: https://annual.uni-sofia.bg/index.php/fmi/article/view/62